A block of wood weighs 10 N and is resting on an inclined plane. The coefficient

A block of wood weighs 10 N and is resting on an inclined plane. The coefficient of friction is 0.7. The frictional force that acts on the block, when the plane is 30° inclined with the horizontal is

Options

(a) 6.062 N
(b) 5N
(c) 9.8N
(d) 70N

Correct Answer:

5N

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. Three particles A,B and C are thrown from the top of a tower with the same speed.
  2. The half life of a radioactive isotope ‘X’ is 20 years. It decays to another element Y
  3. If critical angle for a material to air passage is 30°, the refractive index
  4. A thin and circular disc of mass M and radius R is rotating in a horizontal plane
  5. A uranium nucleus ₉₂ U ²³⁸ emits an α-particle and a β-particle in succession.