States of Matter Quizzes Online MCQs PDF Download 23

MCQ: State of matter that has highest volume is

1. Solid
2. Liquid
3. Gas
4. Gel

MCQ: Resistance of a metal wire at ice point is 100 Ω and 180 Ω at steam point. The resistance of wire is 116 Ω, the room temperature would be

1. 10 °C
2. 20 °C
3. 30 °C
4. 40 °C

MCQ: Electrical resistance of a piece of metal changes with

1. Change in pressure
2. Change in temperature
3. Change in density
4. Change in heat capacity

MCQ: An iron ball with a mass of 200 kg is raised from a temperature of 20 °C to 40 °C. If the thermal energy used by the iron ball is 20000 J, the specific heat capacity of the iron ball would be

1. 5 J kg^-1 °C^-1
2. 10 J kg^-1 °C^-1
3. 15 J kg^-1 °C^-1
4. 20 J kg^-1 °C^-1

MCQ: SI unit for work done is

1. Pascal
2. Joules
3. Newton
4. Ohms