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Practice work and energy career test with multiple choice question (MCQs): formula for gravitational potential energy is, for online certificate courses with options ep = mg/h, where m is mass, g is gravitational pull and is height, ep = m/gh, where m is mass, g is gravitational pull and is height, ep = mgh, where m is mass, g is gravitational pull and is height, ep = gh/m, where m is mass, g is gravitational pull and is height with online learning guide for international exams' preparation like MCAT subjective test. Learn online energy, work and power questions and answers with problem-solving skills assessment test. Work & Energy Video

Work and Energy Quiz

MCQ: Formula for gravitational potential energy is

1. Ep = mg/h, where m is mass, g is gravitational pull and is height
2. Ep = m/gh, where m is mass, g is gravitational pull and is height
3. Ep = mgh, where m is mass, g is gravitational pull and is height
4. Ep = gh/m, where m is mass, g is gravitational pull and is height

C

Heat Capacity: Physics Quiz

MCQ: Standard symbol for heat capacity is

1. H
2. C
3. Q
4. E

B

Centre of Gravity and Stability Quiz

MCQ: There are three kinds of equilibrium, which of following is odd one out?

1. Stable equilibrium
2. Metastable equilibrium
3. Unstable equilibrium
4. Neutral equilibrium

B

Heat Capacity: Physics Quiz

MCQ: A scientist raises temperature of a solid of mass 40 kg from 20 °C to 40 °C, if energy used by solid is 8000 J, specific heat capacity of solid would be

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

C

Latent Heat Quiz

MCQ: Specific latent heat of hot chocolate is 60 J kg-1 and its latent heat is 3 J, mass of hot chocolate would be

1. 180 J
2. 20 J
3. 63 J
4. 57 J

B