Ohm's law Quiz 1

Question 1

The reading shown on a voltmeter is having a magnitude of $$5$$ and the reading shown in an ammeter is $$0.5$$. Find the resistance of the load connected.

Accepted Answer

$$10 \Omega $$

Answer

$$0.5 \Omega $$

Answer

$$1 \Omega $$

Answer

$$5 \Omega $$

Question 2

Mehra is having doubts regarding the non-ohmic materials. Could you please clarify his concerns about this?

Accepted Answer

Non ohmic materials are the materials which will not obey ohm’s law in weaker fields.

Answer

Non ohmic materials are the materials which will obey ohm’s law in weaker fields.

Answer

Non ohmic materials are the materials which will obey ohm’s law in stronger fields.

Answer

Non ohmic materials are the materials which will not obey ohm’s law in stronger fields.

Question 3

The magnitude of the amount of energy provided per coulomb can be called as __ .

Accepted Answer

Voltage

Answer

Current

Answer

Electrostatic energy

Answer

None of these

Question 4

Mohit used a copper wire from his classroom as the load resistance in an experiment. The voltage is represented by a range of $$2 V-5 V$$, and the current is represented by a range of $$1A - 2A$$. What is the range of resistance values connected by Mohit?

Accepted Answer

$$2 \Omega -2.5 \Omega $$

Answer

$$1 \Omega -2 \Omega $$

Answer

$$3 \Omega -5 \Omega $$

Answer

None of these

Question 5

Which of the following are not real-world applications of Ohm's law?

Accepted Answer

None of these

Answer

Working of electric kettle

Answer

Regulators in the fans to control the speed of the fans

Answer

Electric heater