Force and Pressure Online Test

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Force and Pressure

Description: This test is standardised achievment test in Physics suitable for the students of cbse,icse and all other boards of class 6 and also useful for the students of different competitions and olympiads.
Number of Questions: 15
Created by: Shankara Prabhu
Tags: Types of force and pressure Motion and Force Work & Pressure

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Which of the following types of forces is arising between two charged bodies?

Nuclear
Gravitational
Electrostatic
Magnetic
Muscular

Which of the following is the CGS unit of force?

Dyne
Pascal
Newton
Joule
Metre

Athletes wear spiked shoes

to decrease friction
to increase speed
to balance the body
to increase friction
to easily change the direction

Pressure is defined as

force acting per unit area
area acting per unit force
product of force and area
product of mass and area
product of mass and gravitational force

Which of the following is not an example of contact force?

Lifting a bucket full of water.
A car moving with the help of a machine.
A fan moving with the help of a motor fitted in it.
A bus and a car colliding with each other.
Falling of a ball or stone thrown towards the sky.

The frictional force that fluids exert on objects is called as

drench
drag
dredge
dyne
dreg

Which of the following features of the fish help(s) them to reduce fluid friction?

Gills
Paired fins
Streamlined bodies
Scales
Tail

Which of the following activities is not based upon friction?

Writing
Speaking
Hearing
Walking
Dancing

Which of the following statements is not true about friction?

Friction generates heat.
Friction wears out the rubbing surfaces.
Friction causes wastage of energy.
Friction depends on the nature of surfaces in contact.
Friction depends on area.

Which of the following is not used to reduce friction?

Oil
Sand
Ball bearings
Graphite
Talcum powder

The force due to rolling, static and sliding friction in the increasing order is

sliding, static and rolling
rolling, static and sliding
static, sliding and rolling
rolling, sliding and static
static, rolling and sliding

Which of the following is the force that always oposses motion?

Muscular force
Gravitational force
Electrostatic force
Magnetic force
Frictional force

Deep sea divers are asked to wear special suits because

the sea water is very cold
of the safety from dangerous aquatic animals
special suits maintain the pressure equal to atmospheric pressure
special suits reduce the pressure from the atmospheric pressure
special suits reduce the weight

Three boxes of the same material filled with oil, sand and graphite, respectively have the same weight. The surface area of the box which is filled with oil is larger than the other two. If the three boxes are allowed to push simultaneously, then which of the following statements is true?

Force of friction will be more on the oil box.
Force of friction will remain the same on all boxes.
Force of friction will be more on the sand and graphite box than the oil box.
Force of friction will be more on the sand box only.
Force of friction will be less on the oil box.

Spring balance measures the

mass of the body
weight of the body
direction of force applied on a body
direction of motion of a moving body
length of the body

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Force and Pressure

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