828337
Description
Quiz by Zacchaeus Snape, updated more than 1 year ago
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Created by Zacchaeus Snape
almost 10 years ago
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Question 1
Question
What is the formula for work done?
Answer
-
force x distance
-
force x velocity
-
force x time
Question 2
Question
What is the formula for impulse?
Answer
-
force x time
-
force x velocity
-
force x distance
Question 3
Question
Impulse =
Answer
-
change in momentum
-
change in kinetic energy
-
change in velocity
Question 4
Question
What is the formula for kinetic energy?
Answer
-
½mv²
-
½mv
-
mv
-
mv²
Question 5
Question
What is the unit for work?
Answer
-
N
-
J
-
Ns
-
m
Question 6
Question
What is the unit for Impulse?
Answer
-
N
-
J
-
Ns
-
s
Question 7
Question
work done =
Answer
-
½mv² - ½mu²
-
½mv - ½mu
-
mv² - mu²
-
v² - u²
Question 8
Question
impulse =
Answer
-
mv - mu
-
v - u
-
mu - mv
-
½mv - ½mu
Question 9
Question
What units are moments measured in?
Answer
-
N
-
Nm
-
m
-
J
Question 10
Question
work done =
Answer
-
increase in kinetic energy
-
increase in momentum
-
increase in height
Question 11
Question
Which of these is correct?
Answer
-
Power = force x distance
-
Power = force x velocity
-
Power = force x time
-
Power = distance x velocity
Question 12
Question
What is the unit used for Power?
Answer
-
J
-
N
-
W
-
Ns
Question 13
Question
What is the formula for gravitational potential energy
Answer
-
mh
-
mv
-
mgv
-
mgh
Question 14
Question
Which of these is correct?
Answer
-
F ≤ µR
-
F ≥ µR
-
R ≤ µF
-
R ≥ µF
Question 15
Question
What is the formula for the coefficient of restitution?
Answer
-
(speed of separation) / (speed of approach)
-
(speed of approach) / (speed of separation)
-
(2 x speed of separation) / (speed of approach)
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