Advertisements
Advertisements
प्रश्न
What is the (a) force of gravity and (b) weight of a block of mass 10.5 kg ? Take g = 10 ms-2 .
Advertisements
उत्तर
Mass, m = 10.5 kg
G = 10 m/s2
(a) Force, F = mg
F = (10.5) (10) = 105 N
(b) Weight, w = mg
w = (10.5) (10) = 105 N
APPEARS IN
संबंधित प्रश्न
When a shot is fired from a gun, the gun is recoiled. Explain.
In the Figure a block of weight 15 N is hanging from a rigid support by a string. What force is exerted by (a) a block on the string and (b) a string on the block? Name and show them in the diagram.
What do you understand by the term force due to gravity ?
How is acceleration due to gravity-related to
- mass of a planet
- distance of body from the center of the earth?
A man sits in a machine which generates acceleration five times more than the acceleration due to gravity. If the mass of the man is 80 kg, what is his weight? Take g = 10 ms−2.
A man weigh 800 N at the equator. How does the weight of man change at the following place?
At poles
How is weight affected in the following case, when initially the body is weighed in Delhi with a spring balance?
Body is taken to Ceylon.
Do action and reaction act on the same body?
A truck rolls down a hill with constant acceleration after starting from rest. It travels a distance of 100 m in 10 s. find its acceleration. Find the force acting on it, if its mass is 5 metric tons. (tonne)
What is the relationship between force and acceleration?
