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10 questions
Question 1: Which force is being applied by a vendor when he is pushing the pushcart?
Muscular force
Magnetic force
Friction
Electrostatic force
How much weight of air is always over your head?
1 kg
1000 kg
100 kg
10 kg
Which force causes a charged balloon to attract another balloon?
Muscular force
Electrostatic force
Magnetic force
Gravitational force
A dropper to fill ink works because of which of the following?
Friction
Magnetic force
Air pressure
Electrostatic force
SI unit of force_________
When the driver applies brakes to a car the -----------------
The force acting on a unit area on an object
contact force
non contact force
pressure
density
It is easier to cut vegetables with sharp end of knife rather than with its blunt end because
Smaller area provides more pressure for the applied force
smaller area provides less pressure for the applied force.
none of the above
Two tyres of a tractor are very wide and huge because
pressure increase when area increases
pressure reduces when area increases
none of the above
which of the following is not an example for effects of force?
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