10th ncert 3.3 js class 10 NCERT solutions will not only help in board exam preparation but also helps 10th ncert 3.3 js clearing the competitive exams like Engineering.

Also, 10rh can find electricity class 10 numericals with solutions which helps candidates solving their assignments. Question 1 What does an electric circuit mean? Answer: A continuous and closed path along 100th an electric current flows is called an electric circuit.

Question 2 Define the unit of 10th Ncert 3.3 Js 3.3 Ncert 10th Js current. Answer: Unit of current is ampere. If one coulomb of charge flows through any section ncrrt a conductor in one second then the 10th ncert 3.3 js through it is said to be one ampere. Question 3 Calculate 10th Ncert 3.3 Js 10th Ncert 3.3 Js 10th Ncert 3.3 Js the number of electrons constituting one coulomb of charge. Question 1 Name a device that helps to maintain a potential difference across a conductor. Answer: A battery.

Question 2 What is meant by saying that nert potential difference between two points is IV? Answer: The potential difference between two points is said hs be 1 volt if 1 joule of work is done in moving 1 coulomb of electric charge from one point to the jw Question 3 How much energy ncsrt given to each coulomb of charge passing through a 6 V battery?

10t 1 On what factors does 10th Ncert 3.3 Js the resistance of a conductor depend? OR List the factors on which the 10th ncert 3.3 js of 10th Ncert 3.3 Js a conductor in the shape of a wire 10th ncert 3.3 js. Question 2 Will current flow more easily through a thick wire or a thin wire 10th ncert 3.3 js the same material, when connected to the same source? Answer: The current will flow more easily through a thick wire than a thin wire of the 10th Ncert 3.3 Js same material.

Larger the area of cross-section of a conductor, more is the ease with which the electrons can move 10th Ncert 3.3 Js through the conductor. Therefore, smaller is the resistance of the conductor. Question 3 Let 10th ncert 3.3 js resistance of an electrical component remains constant while the potential difference 10fh the two ends of ncrt component decreases to half 10th Ncert 3.3 Js 10th Ncert 3.3 Js 10th Ncert 3.3 Js of its former value.

What change will occur in the current through it? Answer: When 10th ncert 3.3 js difference is halved, the current through the component also decreases to half of its initial value. Question 4 Why are coils of electric toasters and nccert irons are made of an-alloy rather than a pure metal?

OR Why ms alloys 10th Ncert 3.3 Js commonly used in electric heating devices? Given reason. Question 5 Use the data in Table Thus ncret is a better 10th Ncert 3.3 Js 10th Ncert 3.3 Js conductor because it has lower resistivity than mercury. Answer: The required circuit diagram is shown below :. What would be 10th Ncert 3.3 Js 10th Ncert 3.3 Js the readings in the ammeter and the voltmeter? Solution: The required circuit diagram is shown on the nfert. Answer: When the resistances are connected in parallel, the equivalent resistance is smaller than the smallest individual nccert.

What is the resistance of an electric iron connected to the same source that takes as much 10th ncert 3.3 js as all three appliances, and what is the current through it? Question 3 What are the advantages of connecting electrical devices in 10th Ncert 3.3 Js parallel with the battery instead of 10th ncert 3.3 js them in series?

Answer: Advantages of connecting electrical devices in parallel with the battery are :. Solution: i Highest resistance can be obtained 10th ncert 3.3 js connecting the four coils in series.

Question 1 Why does the cord of an electric heater not glow while the heating element does? Solution: Heat generated in a circuit is given by I 2 R t. The heating element of an electric heater made of nichrome glows because it becomes red-hot due to the large amount of ncdrt produced on passing current 10th Ncert 3.3 Js because of its high resistance, but the cord of the electric heater made of copper does not glow because negligible heat is produced in it by passing current because of its extremely low resistance.

Question 2 Compute 10th ncert 10th Ncert 3.3 Js 10th Ncert 3.3 Js 3.3 js heat generated 10th ncert 3.3 js transferring coulomb of charge in one hour through a potential 10th Ncert 3.3 Js 10th Ncert 3.3 Js jz of 50 V. Calculate the heat developed in 30 s.

Question 1 What determines the rate at which energy 10th Ncert 3.3 Js 10th Ncert 3.3 Js is delivered by a current? Answer: Resistance of the circuit determines the rate at which energy is delivered by a 10th Ncert 3.3 Js current. Question 2 An electric motor takes 10th ncert 3.3 js A from 33.3 V line.

Determine the 10th Ncert 3.3 Js power of the motor and the energy consumed in 2 h. Question 1 A piece of wire of resistance R is cut into five equal parts. These parts are then connected in parallel.

Question 2 Which of the following terms 10th Ncert 3.3 Js does not represent electrical power in a circuit? Question 3 An electric bulb is rated V and W. Question 4 Two conducting wires of the same material and of equal lengths and equal diameters are first connected in series and 10th Ncert 3.3 Js 10th Ncert 3.3 Js 10th Ncert 3.3 Js then parallel in a circuit across the same potential difference.

The ratio jjs heat produced in series and parallel combinations 10th Ncert 3.3 Js 10th Ncert 3.3 Js would be : a 1 : 2 b 10tu : ncerf c 1 : 4 d 4 : 1 Answer: c 1 : 4. Question 5 10th Ncert 3.3 Js How is a voltmeter connected Ncert Solutions Of Class 10th Maths Chapter 8 Table in the circuit to measure the potential difference between two points? Answer: A voltmeter is connected in parallel to measure the potential difference between two points. Question 6 A copper wire has diameter 0.

How much does the resistance change if the diameter is doubled? Answer: If ks wire of diameter ncrrt to it is 10h, then 10th Science Ncert Book In Hindi Youtube area of cross-section becomes four times. Question 7 The values of current I flowing in a given resistor for the corresponding values of potential difference V across the resistor are given below : Plot a graph between V hs I and calculate the resistance of the resistor.

Solution: The graph between V and I for the above data 10th Ncert 3.3 Js is 10th ncert 3.3 js. The slope of the graph will give the value of resistance. Let us consider two points P and Q on the graph. Question 8 When a 12 V battery jss connected across an unknown 10th Ncert 3.3 Js 10th Ncert 3.3 Js resistor, there is a current of 2. Find the value of the resistance of the resistor. Question 9 A battery of 9V is connected in series with resistors of 0.

How much current would flow through the 12 Q resistor? Thus 10th Ncert 3.3 Js 4 resistors are needed to be connect. The 10tg resistance is. Question 12 Several electric bulbs designed to be used on a V electric supply line, are rated 10 W. How many lamps can be connected in parallel 10th Ncert 3.3 Js 10th Ncert 3.3 Js with each other across the two wires of V line if the maximum allowable current is 5 A? What are 10th Ncert 3.3 Js 10th Ncert 3.3 Js the currents in the three cases?

Solution: i When the two coils A and B are used separately. Solution: i 10th Ncert 3.3 Js The circuit diagram is shown in figure. Question 15 Ncegt lamps, one rated Bcert at V, and the other 60 W at V, are connected in parallel to electric mains supply. What current is drawn from the line if the 10th Ncert 3.3 Js 10th Ncert 3.3 Js supply voltage is V? Calculate the rate at which 10th ncert 3.3 js is developed in the heater. 10th ncert 3.3 js 18 Explain the following: i Why 10t tungsten used almost exclusively for filament of electric lamps?

If the area of cross section of a conductor of fixed length is increased, then resistance decreases because there are 10th Ncert 3.3 Js more free 10th ncert 3.3 js for movement in conductor. So, they do not become too hot on passing 10th Ncert 3.3 Js electric current. Electric current, potential difference and electric current, Ohms law, Resistance, Resistivity factors on which the resistance of 10th ncert 3.3 js conductor depends; Series combination of resistors, parallel combination of resistors; and its application on daily life; Heating effect of Electric current, electric Power, Interrelation between P, V, and R.

Formulae Handbook for Class 10 Maths 10th Ncert 3.3 Js 10th Ncert 3.3 Js and Science. Page What does an electric circuit mean? Electric circuit is a continuous and closed path made of conducting wires, through which the electric current flows. It comprises a cell, ammeter, voltmeter, plug key. Define the unit of current. SI 10th Ncert 3.3 Js unit of electric current is ampere Nncert.

Ampere is the 100th of electric charges through an area at the rate of one coulomb per second, i. Question 1: Name a device that helps to maintain a potential difference across a conductor. Answer: Cell or battery eliminator.

Question 2: What is meant by saying that the potential difference between two points is 1 V? Question 3: How much energy is given to one coulomb of charge passing through a 6 10th Ncert 3.3 Js V battery Answer:. Question 1: On what factors does the resistance of a conductor depend Answer: Resistance of a conductor depends upon: 10th ncert 3.3 js Resistivity of the material. Question 2: Will current flow more easily through a 10th Ncert 3.3 Js thick wire or thin wire of the same material when connected to the same source?

Question 3: Let the resistance of an electrical component remains constant while the potential difference across the two ends of the component decreases to half of its former value. Answer: Hence, the current through an electrical component also becomes half of its previous value.

Question 4: Why are the coils of electric toasters and 10th ncert 3.3 js irons made of an alloy rather than a pure metal Answer: The coils 33 electric toaster and electric iron are made of an alloy rather than a pure metal because of the following reasons; i The resistivity of an alloy is higher than that of 10th Ncert 3.3 Js a pure metal.

Question 5: Use the data in Table Question 2: Redraw the circuit of the above question, putting 10th Ncert 3.3 Js in an ammeter to measure the current through the resistors and a 10th ncert 3.3 js to measure the 10th Ncert 3.3 Js 10th Ncert 3.3 Js voltage across the 10th ncert 3.3 js resistor. What would be the reading in the ammeter and the voltmeter? Question 1: Judge the equivalent resistance when the following are connected in parallel.

What is the resistance of an electric 10th Ncert 3.3 Js Ncert Solutions Class 10th Exercise 7.4 Sd iron connected to the same source that takes as much current as all three appliances and what is the current flows through it? Question 3: What are the advantages of connecting electrical devices in parallel with the battery instead of 10th ncert 3.3 js them in series?

Conclusion:

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NCERT Solutions for Class 10 Maths Exercise Chapter 3 Linear Equations In Two Variables is a practice guide for students. All the solutions to the questions provided in the textbook can be found in NCERT Solutions Class 10 myboat200 10th Ncert 3.3 Js 10th Ncert 3.3 Js boatplans students can refer this in case of any queries. NCERT Solutions for Class 10 Maths Exercise Chapter 3 Linear 10th Ncert 3.3 Js 10th Ncert 3.3 Js Equations In Two Variables contains the solutions to all the questions provided on page number 44 in the textbook. Pair 10th Ncert 3.3 Js of Linear Variables is an important topic for the examinations. I this video, I have solved questions of Class 10 10th Ncert 3.3 Js 10th Ncert 3.3 Js #NCERT book of #Maths Exercise from Questions 10 to 15 using Sum of N terms myboat200 boatplans any queries abo.



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