SSC MTS EXAM

SSC

PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
magnetic forces is
A
NON CONTACT FORCES
B
CONTACT FORCES
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -Magnetic forces are non contact forces; they pull or push on objects without touching them. Magnets are only attracted to a few ‘magnetic’ metals and not all matter. Magnets are attracted to and repel other magnets.

Detailed explanation-2: -Examples of this force include: electricity, magnetism, radio waves, microwaves, infrared, visible light, X-rays and gamma rays.

Detailed explanation-3: -Iron pins attracted in the presence of a magnet bar without any physical contact. Falling raindrops on earth is also an example of a non-contact force. The charging of the hair and attraction of paper bits towards it. Two magnets placed close to each other are also a non-contact force example.

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