Physics MCQs for Class 9 with Answers
From following in which device thermostat is used:
Electroscope
Electric Bell
Electric Iron
Radio
Absolute zero is equal to
0 K
273
-273 K
373 K
In Fahrenheit scale, upper refrence point is:
32 oF
212 oF
180 oF
100 oF
The sum of kinetic energy and potential energy of molecules or atoms is called.
Temperature
Internal energy
Kinetic energy
Potential energy
The unit of Heat is:
Kelvin
Joule
Jkg-1 K-1
kg
Specific heat for iron in joule per kilogram per kelvin is:
387
920
470
903
Dogs sweat through:
Tongue
Legs
Skin
Glands
Transfer of heat between two bodies which are at same temperature is:
Maximum
Minimium
Positive
Zero
Bimetal strip is made up of two different metal:
Copper & iron
Brass & Iron
Brass & Nickel
Copper & Nickel
The unit of heat capacity is:
Jkg k
JK-1
Jkg-1 K
J-1kg-1K-1
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