Question

Tick (✓) the correct option:

1. Magnetic force is a
a) non-contact force
b) contact force
c) wind force
d) none of these

2. Friction is another type of a:
a) contact force
b) non-contact force
c) air Force
d) none of these

3. If a given force is applied on a smaller area of contact, the pressure exerted by it:
a) decreases
b) increases
c) does not change
d) none of these
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Answer 1

1=contact force
2=Air Force
3=decreases