Speed of train = (Length of train + Length of Platform)/Required time Length of train = 260 m Crossing time of platform = 2 × 60 = 120 sec Length of platform = 260 × 2 = 520 m Let the speed of train be x. Speed of train = (260 + 520)/120 ⇒ x = 6.5 m/s
A 5 V battery of negligible internal resistance is connected across a 190 V battery and a resistance of 37 Ω as shown in the figure. Find the value o...
For CE-transistor amplifier, the audio signal voltage across the collected resistance of 3 k Ω is 3V. Assume the current amplification factor of the t...
Which quantity has the same dimensional formula as impulse?
The functioning of a quartz crystal in a watch is based on which principle?
What are the dimensions of the coefficient of viscosity?
The energy emitted by the Sun is primarily due to what process?
Gamma rays have greatest similarity with –
When a cannonball is fired, its motion is an example of which type of motion?
What type of rays are used in a CT scan to visualize the internal structures of the human body?
