Question

(a) muddy surface
(c) cemented surface
(a) increase
th) polished mart
(d) brick surface
5. If we apply oil on door hinges, the friction will :
b) decrease
(c) disappear al
6. Which of the following statements is incorrect?
(a) Friction acts on a ball rolling along the ground,
(b) Friction acts on a boat moving on water.
(c) Friction acts on a bicycle moving on a smooth road.
(d) Friction does not act on a ball moving through air.
7. A boy rolls a rubber ball on a wooden surface. The ball trave
To make the same ball travel longer distance before coming to
(a) spread a carpet on the wooden surface
b) cover the ball with a piece of cloth
(c) sprinkle talcum powder on the wooden surface
(d) sprinkle sand on the wooden surface
In a large commercial complex there are four ways to reacht
the second is laid with polished marble, the third is laid wit
is raining heavily and Paheli wishes to reach the main road​

Answer 1

Answer:

I is better to search for Google

Answer 2

Answer:something

Explanation:sorry an email to