AFNS — AFNS Physics

Work and Energy


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#25

Gravitational field g on Earth about:

A) 9.8 m/s^2

B) 1 m/s^2

C) 98 m/s^2

D) 0.98

Answer:   A
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#26

Escape velocity depends on:

A) Mass and radius of planet

B) Object colour

C) Object shape only

D) Day/night

Answer:   A
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#27

Orbital speed for satellite depends on:

A) Radius of orbit

B) Mass of satellite only

C) Colour

D) Shape only

Answer:   A
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#28

Kepler third law relates:

A) Period squared and radius cubed

B) Force and mass only

C) Speed and colour

D) No relation

Answer:   A
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#29

Simple pendulum period depends on:

A) Length and g

B) Mass mainly

C) Amplitude large always

D) Bob colour

Answer:   A
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#30

Resonance occurs when:

A) Driving frequency matches natural

B) Always damping max

C) No vibration

D) Only sound

Answer:   A
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#31

Damping reduces:

A) Amplitude over time

B) Mass

C) Gravity

D) Charge

Answer:   A
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#32

SHM acceleration proportional to:

A) Negative displacement

B) Velocity

C) Time

D) Mass only

Answer:   A
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