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15 questions
THE PRESSURE WHICH IS EXERTED BY THE AIR AROUND US IS KNOWN AS:
FRICTION
FORCE
ATMOSPHERIC PRESSURE
MUSCULAR FORCE
FORCE ACTING ON PER UNIT AREA IS CALLED:
FORCE
NON-CONTACT FORCE
PRESSURE
CONTACT FORCE
A _____ EXERTED BY AN OBJECT ON ANOTHER IS FORCE.
PUSH OR PULL
CONTACT FORCES
MAGNITUDE
PRESSURE
The force exerted by the earth to pull the object towards itself is called:
electrostatic force
gravitational force
muscular force
contact force
Muscular force is also called ___________ force.
non-contact
contact
gravitational
magnetic
The force exerted by a charged body on another charge:
gravitational force
electrostatic force
non-contact force
contact force
Force changes the
motion of body
speed of body
shape of body
all of these
The force exerted by our muscle is called:
electrostatic force
muscular force
gravitational force
non-contact force
1 kilogram weight is equal to
98 N
9.8 N
0.98 N
0.098 N
A spring balance is used for measuring:
mass
weight
pressure
speed
Two boys A and B are applying force on a block. If the block moves towards the boy A, which one of the following statements is correct?
Magnitude of force applied by A is greater than that of B
Magnitude of force applied by A is smaller than that of B.
Net force on the block is towards B.
Magnitude of force applied by A is equal to that of B
When two forces act in opposite directions, then net force acting is the:
sum of two forces
difference between two forces
both of these
none of these
The strength of force is expressed by its
weight
mass
magnitude
longitudinal force
Leaves fall down on the ground due to:
electrostatic force
magnetic force
gravitational force
muscular force
State of motion is described by
Position of rest
Position of motion
Both by the state of rest or motion
none of these
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