A man stands on a weighing machine placed on a horizontal platform the machine reads 50kg. By mean of a suitable mechanism, the platform is made to execute harmonic vibrations up and down with a frequency of 2 vibration per second. What will be the effect on the reading of the weighing machine? The amplitude of vibration of platform is 5cm. Take `g=10ms^(-2)`

A man stands on a weighing machin palced on a horizontal platform the machine reads 50kg. By mean of a suitable mechanism, the platform is made to execute harmonic vibrations up and down with a frequency of 2 vibration per second. What will be the effect on the readin of the weighing machin? Teh amplitude of vibration of platform is 5cm. Take g=10ms^(-1)

When a man stands on a weighing machine placed on a horizontal platform, it reads 60 kg . With the help of a suitable mechanism, the platform is made to undergo vertical harmonic vibrations with a frequency of 1 vibration per second. Determine the effect of this S.H.M. on the reading of the weighing machine, The amplitude of vibration of the platform is 4 cm. Take g = 10 m//s^(2) .

A boy is standing on a weighing machine placed on a horizontal platform. The reading of weighing machine is 70 kg. Using a suitable mechanism the platform is made to execute harmonic vibrations with a frequency of 1 vibration per second. Calculate the maximum and minimum force exerted on the boy if the amplitude of vibration of platform is 6 cm.

The bob of a simple pendulum executes simple harmonic motion with amplitude 4 cm and frequency 10 vibrations per second. Calculate the kinetic energy of the bob in lowest position if mass of bob is 2 kg.

A man weighing 60kg stands on the horizontal platform of a spring balance. The plateform starts executing simple harmonic motion of amplitude 0.1m and frequency (2)/(pi) . its which of the following statement is correct ?

A horizontal platform vibrate up and down with a simple harmonic motion of amplitude 20 c.m. At what frequency will an object kept on the platform remain just in contact with the platform ? Take g = 9.81 m//s^(2) .

Two blocks A and B having mass m = 1 kg and M = 4 kg respectively are attached to a spring and placed vertically on a weighing machine as shown in the figure. Block A is held so that the spring is relaxed. A is released from this position and it performs simple harmonic motion with angular frequency w = 25 rad s^(-1) . The spring remains vertical (a) Find the reading of the weighing machine as a function of time. Take t = 0 when A is released. (b) What is the maximum reading of the weighing machine ?

A spring balance reading from 0 to 15kg is 10cm long. A body suspended from the spring is found to oscillate vertically with a frequency of 2 oscillations per second. How much does the body weigh?

If pulley is ideal and string is massless then reading of weighing machine is (5x)/(3)kg then calculate x. : (g = 10 m//s^(2))

A man is standing on a weighing machine placed in a lift. When stationary his weight is recorded as 40 kg . If the lift is accelerated upwards with an acceleration of 2m//s^(2) , then the weight recorded in the machine will be (g=10m//s^(2))