Displacement / Time : Velocity : : speed / Time : ________

The slope of the speed-time graph gives ________.

If x, v & a denote the displacement , the velocity & acceleration of a particle executing simple harmonic motion of time period T, then which of the following does not change with time .

The slope of a velocity-time graph gives ________.

If the velocity of an object increases with respect to time, then the object is said be in ___________ acceleration.

Calculate the product of the uncertainties of displacement and velocity of a moving electron having a mass of 9.1 xx 10^(-28) g . Given : h = 6.626 xx 10^(-34) kg m^2 s^(-1) m = 9.1 xx 10^(-28) g = 9.1 xx 10^(-31) kg

Displacement s of a particle at time t is expressed as s=1/2t^3-6tdot Find the acceleration at the time when the velocity vanishes (i.e., velocity tends to zero).

Give the importance of velocity - time graph .

The area under velocity - time graph represents the _____