Imprimir Froggy Jumps: Gravitational and Electric Fields (physics - cie a level - gravitational field

1. Define gravitational field strength.

A

force per unit charge

B

work done per unit mass

C

force per unit mass

2. Which of these is not an equation for electric field strength?

A

B

C

3. Which one of these is not stated by Newton's Law of Gravitation?

A

Force is proportional to product of two point masses

B

Force is proportional to the square of the separation of the 2 masses

C

Force is inversely proportional to the square of the separation of the 2 masses

4. Which one is the Coulomb's Law?

A

B

C

5. Which one of these is not an equation for gravitational field strength?

A

B

C

6. Which one is the equation for gravitational potential?

A

mgh

B

- GM ÷ r

C

GM ÷ r