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Physics 9 Chapter 6 - Work and Energy - 4
1.
What is the value of 1 kilo joule?
a) 100 J
b) 1000 J
c) 1 J
d) 10 J
2.
When will be maximum work done?
a) If angle between force and displacement is 0˚
b) If angle between force and displacement is 45˚
c) If angle between force and displacement is 90˚
d) If angle between force and displacement is 180˚
3.
What is the value of 1 mega joule?
a) 1000 000 J
b) 100 000 J
c) 10 000 J
d) 1000 J
4.
The work done will be maximum if force and displacement are....................?
a) Perpendicular
b) Tangent
c) Anti-parallel
d) Parallel
5.
The work done will be zero if angle between force and displacement are....................?
a) 180˚
b) 45˚
c) 0˚
d) 90˚
6.
What is the value of 1 kJ?
a) 10 J
b) 1 J
c) 1000 J
d) 100 J
7.
When will work done be zero?
a) If angle between force and displacement is 45˚
b) If angle between force and displacement is 0˚
c) If angle between force and displacement is 90˚
d) If angle between force and displacement is 180˚
8.
What is the value of 1 mega joule?
a) 10
3
b) 10
5
c) 10
6
d) 10
4
9.
The work done will be zero if force and displacement are....................?
a) Anti-parallel
b) Perpendicular
c) Tangent
d) Parallel
10.
The work done will be maximum if angle between force and displacement are....................?
a) 0˚
b) 45˚
c) 90˚
d) 180˚
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