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(1) A dog is running along the road after a cat. The dog covers a distance of 1 km in 3 minutes. Calculate the average speed.      

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3m/s
1/3 km/minute
180000 m/s
5.5 m/s

(2) A rocket has a mass of 10000kg and a force of 100kN is needed to lift it. Its acceleration is:

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100000000 metres per second
10 metres per second squared
1/10 metres per second squared
1000 metres per second
(3) A drawing pin area 0.001cm2. If a force of 30N is applied to the pin the pressure is?
30000 N/cm squared
0.0003 N/cm squared
3.333 N/cm squared
0.3 N/cm squared

(4) A force of 1000N acts upwards on an object while a Force of 750N act downwards.The resultant force and direction would be:      

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250N down
1750N up
250N up
1750 down
(5) A force of 500N acts upwards on an object while a Force of 250N act downwards.The resultant force and direction would be:


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250N up
350N down
750 up
250N down
(6) Friction is a...?
force that acts in the same direction as the direction of motion.
force that acts in the opposite direction to the direction of motion.
force that acts perpendicular to the direction of motion.
force that is imaginary.
(7) A weight of 1250N is lifted though a distance of 10 metres. The workdone is..?
125 Nm
1/125 Nm
12500 Nm
12.5 Nm
(8) An object has a Kinetic energy of 400J. It also has a mass of 20kg. The speed at which this object is travelling is:
8000m/s
80m/s
200m/s
40m/s
(9) What is Terminal velocity ?
When an object continues to accelerate.
When an object decelerates.
When an object travels which a constant speed.
When an object is stationary.
(10) In our Solar system which planet is the 8th from the sun.
Pluto
Saturn
Jupiter
Neptune

 

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