IGCSE O Level Physics Certification Exam Tests

IGCSE O Level Physics Practice Test 37

Free *Work and Energy Quiz Questions*, work and energy quiz answers PDF download chapter 2-37 to study online igcse physics degree courses. Practice Energy, Work and Power MCQ with answers PDF, work and energy Multiple Choice Questions (MCQ Quiz) for online college degrees. Free learning app: *Work and Energy Quiz* App Download & e-Book for work and energy, heat capacity: physics, centre of gravity and stability test prep for schools that offer online degrees.

The Quiz: *Formula for the gravitational potential energy is*; "Work & Energy" App Download (Free) with answers e_{p} = m/gh, where m is mass, g is gravitational pull and is height, e_{p} = mg/h, where m is mass, g is gravitational pull and is height, e_{p} = mgh, where m is mass, g is gravitational pull and is height and e_{p} = gh/m, where m is mass, g is gravitational pull and is height to study online IGCSE courses. Solve energy, work and power questions and answers, Amazon eBook to download free sample for free online college courses.

**MCQ 181**: The formula for the gravitational potential energy is

A) E_{p} = mg/h, where m is mass, g is gravitational pull and is height

B) E_{p} = m/gh, where m is mass, g is gravitational pull and is height

C) E_{p} = mgh, where m is mass, g is gravitational pull and is height

D) E_{p} = gh/m, where m is mass, g is gravitational pull and is height

c

**MCQ 182**: The standard symbol for heat capacity is

A) H

B) C

C) Q

D) E

b

**MCQ 183**: There are three kinds of equilibrium, which of the following is the odd one out?

A) Stable equilibrium

B) Metastable equilibrium

C) Unstable equilibrium

D) Neutral equilibrium

b

**MCQ 184**: A scientist raises the temperature of a solid of mass 40 kg from 20 °C to 40 °C, if the energy used by the solid is 8000 J, the specific heat capacity of the solid would be

A) 2 J kg^{-1} °C^{-1}

B) 5 J kg^{-1} °C^{-1}

C) 10 J kg^{-1} °C^{-1}

D) 20 J kg^{-1} °C^{-1}

c

**MCQ 185**: The specific latent heat of hot chocolate is 60 J kg^{-1} and its latent heat is 3 J, the mass of the hot chocolate would be

A) 180 J

B) 20 J

C) 63 J

D) 57 J

b

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