If 1 micrometer `("Mega second")^(-1)=x` kilo meter `("millisecond")^(-1)`. Find x.

1 micro second =10^(x) milliseconds. Find x.

Find the second derivative of sin^(-1)x .

Find the second derivative of sin^(-1)x .

1 kilo calorie=_____calories

1 mega second =________deca seconds.

If 1 Mega metre =10^(y) centimetre. Find y.

Find second order derivative of tan^(-1)x

How many ergs are there in 1 kilo watt hour?

A particle moves along x-axis satisfying the equation x=[t(-1)(t-2)] (t is in seconds and x is in meters). Find the magnitude of initial velocity of the particle in m//s .

The potential energy of a particle of mass 1 kg in motin along the x-axis is given by U = 4(1-cos2x)J Here, x is in meter. The period of small osciallationis (in second) is