**01. One kilowatt-hour is the amount of energy delivered during _________?**

A.one second

B.one minute

C.one day

D.one hour

**Answer: one hour**

**02. How much heat does a 40 W bulb generates in one hour?**

A.155000 j

B.144000 j

C.133000 j

D.122000 j

**Answer:144000 j**

**03.Resistance of a superconductor is ________?**

A.finite

B.infinite

C.zero

D.Changes with every conductor

**Answer: zero**

**04. Which one is the best material for making connecting wires?**

A.iron

B.copper

C.silver

D.tungsten

**Answer: copper**

05. Internal resistance is the resistance offered by _______?

A.source of EMF

B.resistor

C.conductor

D. capacitor

**Answer: the source of EMF**

**06. The SI unit of heat is _______?**

A.Watt

B.Joule

C.Volt

D.Newton

**Answer: Joule**

**07. An electric iron marked 20 volts 500 W.The units consumed by it in using if for 24 hours will be _________?**

A.10

B.12

C.14

D.16

**Answer:12**

**08.The graphical representation of Ohms law is ________?**

A.hyperbola

B.parabola

C.ellipse

D.straight line

**Answer: Straight line**

**09.Electrical energy is measured in _________?**

A.Kilowatt-hour

B.kilo watt

C.horse power

D.watt

**Answer: Kilowatt-hour**

**10. Electrical energy is converted to heat at the rate of _______?**

A.1 Rt

B.12 R

C.12 Rt

D.V 1 T

**Answer:12 R**

Physics Mcqs for Test Preparation from basic to Advance
Reviewed by Nokriads.com
on
April 17, 2020
Rating:

## No comments: