Advertisements
Advertisements
Question
The correct form of Newton's second law is :
Options
F = `(Δ"p")/(Δ"t")`
`"F"= "m"(Δ"v")/(Δ"t")`
`"F = v"(Δ"m")/(Δ"t")"`
F = mv
Advertisements
Solution
The correct form of Newton's second law is : F = `(Δ"p")/(Δ"t")`
APPEARS IN
RELATED QUESTIONS
A block of mass m is placed on a smooth wedge of inclination θ. The whole system is accelerated horizontally so that the block does not slip on the wedge. The force exerted by the wedge on the block has a magnitude.
A person says that he measured the acceleration of a particle to be non-zero even though no force was acting on the particle.
A block of mass 0.2 kg is suspended from the ceiling by a light string. A second block of mass 0.3 kg is suspended from the first block by another string. Find the tensions in the two strings. Take g = 10 m/s2.
A man has fallen into a ditch of width d and two of his friends are slowly pulling him out using a light rope and two fixed pulleys as shown in the following figure. Show that the force (assumed equal for both the friends) exerted by each friend on the road increases as the man moves up. Find the force when the man is at a depth h.
Consider the situation shown in the following figure All the surfaces are frictionless and the string and the pulley are light. Find the magnitude of acceleration of the two blocks.
Two bodies A and B of same mass are moving with velocities v and 2v, respectively. Compare their (i) inertia and (ii) momentum.
How can Newton's first law of motion be obtained from the second law of motion?
State Newton's second law of motion. Is Newton's first law of motion contained in Newton's second law of motion?
A stone is dropped from a tower 98 m high. With what speed should a second stone be thrown 1 s later so that both hit the ground at the same time?
The INCORRECT statement about Newton's second law of motion is
