Current and Voltage, Class 10 Science NCERT Solutions

1. There will be total 15  MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying

1. is equal to

 

a) 10^-9 A

b) 10^-6 A

c) 10^-3 A

d) 10^-2 A

a)

b)

c)

d)

Question 1 of 15

2. The following circuit diagram shows the experimental set up for the study of dependence of current on potential difference. Which two circuit components are connected in series.

Ammeter and rheostat

Ammeter and voltmeter

Resistor and voltmeter

Battery and voltmeter

Question 2 of 15

3. The following figure represents

Resistance

Voltmeter

Rheostat

Ammeter

Question 3 of 15

4. A bulb draws a current of 0.20 A for 15 minutes. What is the amount of electric charge that flows through it?

300 C

182 C

200 C

180 C

Question 4 of 15

5. Conventional direction of electric current is from

Lower potential to higher potential

Higher resistance to lower resistance

Positive to negative terminal

Negative to positive terminal

Question 5 of 15

6. To study the dependence of current (I) on the potential difference (V) across a resistor R, two students used the two set ups shown in figure A and B respectively. They kept the contact point J in four different points marked, (a), (b), (c), (d) in the two figures.

For the two students, the ammeter and voltmeter reading will be maximum when the contact J is in the position:

(d) in both the set ups

(a) in both the set ups

(a) in set up A and (d) in set up B

(d) in set up A and (a) in set up B

Question 6 of 15

7. The quantity which is denoted by joule/coulomb is

Electric charge

Potential difference

Electric energy

Electric current

Question 7 of 15

8. How much work is done, when 1 coulomb of charge moves against a potential difference of 1 volt?

1 joule

2 joule

0.5 joule

1.5 joule

Question 8 of 15

9. A student has to connect 4 cells of 1.5V each, to form a battery of voltage 6V

The correct way of connecting these cells is shown in figure.

D

C

A

B

Question 9 of 15

10. The work done in moving a charge of 5 C across the potential difference of 13 V is

5 J

2.6 J

65 J

13 J

Question 10 of 15

11. Potential difference is measured using a _______

Potentiometer

Ammeter

Voltmeter

Ohmmeter

Question 11 of 15

12. A current of 0.5 A is drawn by a filament of an electric bulb for 10 minutes. The amount of electric charge that flows through the circuit is:

3000 C

300 C

3 C

30 C

Question 12 of 15

13. When 1 coulomb of charge flows through any cross section of a conductor in 1 second, then

Resistance of the conductor is 1 ohm

2 ampere of current flows through that conductor

1 ampere of current flows through that conductor

Resistance of the conductor is 2 ohm

Question 13 of 15

14. Identify the circuit (Figure) in which the electrical components have been properly connected.

 

(ii)

(iii)

(iv)

(i)

Question 14 of 15

15. Two resistors of resistance 2R and 3R are connected in series with a battery, which has an emf of E and an internal resistance R. What is the potential difference across the resistor of resistance 2R?

E/3

E/2

2E

2E/5

Question 15 of 15

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