Physics Past Questions

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48 questions JAMB 2483 WAEC 1904 NECO 322 CUSTOM 10
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Past Questions

48 questions
Question 1 of 8 48 total questions
Question 21
waec 2014
A body is projected vertically upwards with a speed of 10 ms-1 from a point 2m above the ground. Calculate the total time taken for the body to reach the ground. [g = 10ms-2]
A1.00s
B2.00s
C2.18s
D3.00s
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Question 22
waec 2014
The knowledge of surface tension is applied in the following areas except in
Amanufacturing of rain coats
Bproduction of palm oil
Cfloating of a needle on water
Dwashing of plates with soapy water
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Question 23
waec 2014
Which of the following pairs of physical quantities is made up of vectors?
Aspeed and displacement
Bmass and force
Cdislacement and acceleration
Dmomentum and length
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Question 24
waec 2014
If no net force acts on an object, the object maintains a state of rest or constant speed in a straight line. The above is a statement of Newton's
Afirst law of motion
Bsecond law of motion
Cthird law of motion
Dlaw of universal gravitation
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Question 25
waec 2014
When the linear momentum of a body is constant, the net force acting on it
Ais zero
Bincreases
Cdecreases
Dremains constant
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Question 26
waec 2014
When an elastic material is stretched by a force, the energy stored in it is
Akinetic
Bpotential
Cthermal
Delectrical
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Question 27
waec 2014

An object of mass m moves with a uniform speed v round a circular path of radius r. If its angular speed is \(\omega\), the magnitude of the centripetal force acting on it is

A\(m \omega^2 r\)
B\(\frac{mv^2}{r}\)
C\(m \omega r\)
D\(\frac{mv^2}{r^2}\)
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Question 28
waec 2014
A ball falling through a viscous liquid is acted upon by
Aupthrust only
Bupthrust and the ball's weight
Cthe ball's weight and viscous force
Dupthrust, the ball's weight and viscous force
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