Force and Pressure Test

Result

Force and Pressure Test - 7

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Weekly Quiz Competition

Question 1
1 / -0

______ are the forces that acts on an object without physically coming in contact with that object.

A
Contact Forces

B
Non-Contact Forces

C
Frictional Forces

D
Muscular Forces

Solution

Non-contact forces are defined as the forces that act on an object without physically coming in contact with the object.
Question 2
1 / -0

Fatima was amazed to see a balloon getting attracted towards another balloon when one of the balloon was rubbed against her hair. The balloon gets attracted towards each other because of

A
Magnetic Force

B
Friction Force

C
Electrostatic Force

D
Muscular Force

Solution

The balloon when rubbed against Fatima’s hair acquired some charge, but at the same time the other balloon remained neutral. Therefore, the neutral balloon gets pulled towards the charged balloon.
Question 3
1 / -0

Karim bought an object from the flea market that when kept near metals, pulls the metal towards it. Karim is puzzled as he is unable to identify the force exerted by the object on the metal. It is an example of ________ force.

A
Gravitational Force

B
Friction Force

C
Electrostatic Force

D
Magnetic Force

Solution

The object that Karim purchased from the flea market is a magnet. Metals get attracted towards a magnet when kept near it. It is an example of a non-contact force called magnetic force.
Question 4
1 / -0

Which of the following is a contact force?

A
Muscular force

B
Electrostatic force

C
Magnetic force

D
Gravitational force

Solution

Muscular force is also called contact force because muscles are in direct contact with the object on which force is applied while applying force.