Irodov 1.135 in maximum 40 Seconds

A capacitor in an LC oscillation has a maximum potential difference of 1.5 and a maximum energy 360muJ . At a certain instant the energy in the capacitor is 40muJ , the potential difference across the capacitor is V volt?

The half life of a 1st order reaction is 1min 40 seconds. Calculate its rate constant.

A train accelerating uniormly from rest attains a maximum speed of 40ms^(-1) in 20s . It travels at this speed for 20s and is brought to rest with uniform retardation i further 40s . What is the average velocity during this period?

The speed of wave in a certain medium is 100m/s . If 1000 waves pass over a certain point of the medium in 1 minute 40 second, the wavelength is

The beat frequency of heart of a person is 1.35 H z. How many times, does it beat in a minute ? What is the time period ? Hint : Number of oscillations in 1s =1.35 Find number of oscillations in 60 s , and T= (1)/(v)

In simple harmonic motion of a particle, maximum kinetic energy is 40 J and maximum potential energy is 60 J. then

An all out sprint can not continue for more than 40 seconds because

A body is thrown vertically upwards with initial velocity 'u' reaches maximum height in 6 seconds. The ratio of distances travelled by the body in the first second and seventh second is

If sum of two numbers is 3, then maximum value of the product of first and the square of second is

The electronic configuration of the atom having maximum difference in first and second ionzation enthalpies is