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Q1. A 14 g bullet travelling at 247 m/s is fired into a 0.459 kg wooden block anchored to a 100 N/m spring. How far is a spring compressed to the nearest thousandth of meter?
Q2. River Pascal with the volume flow rate of 3.0 x 10^5 joins with River Archimedes, that carries 1.05×10^6, to form the Bernoulli River. The Bernoulli River is 150 wide and 15 deep. What is the speed of water in the Bernoulli River?
An object is 17 mm in front of a converging lens, and the image is 3 mm behind the lens. What is the focal length of the lens? Reply In mm
A 12 kg mass starts from rest and slides down an inclined plane 8.0 10-1 m long in 0.9 s. What net force is acting on the mass along the incline?
What is an average acceleration of the dragonfly
At one point in a pipeline, water's speed is 3.30 m/s and the gauge pressure is 4.00×10^4 Pa. Find out the gauge pressure at a second point in the line 13.0 m lower than the first if the pipe diameter at the second point is twice that at the first.
The lines in a grating are uniformly spaced at 1520nm. Analyse the angular separation of the second order bright fringes between light of wavelength 603nm and 615.4 nm. Reply in units of mrad.
The flywheel of an engine has a moment of inertia 2.80 {rm kg} cdot {rm m} ^ {2} about its rotation axis. What is its final kinetic energy.
Modeling the optical trap as a Hookean spring, evaluate the trap stiffness using the Boltzmann distribution. Determine the sphere diameter by comparing the Stokes drag and the tweezer force that balances the drag.
A car travelling at 25.0 m/s runs out of gas while travelling up a 33.0 degree slope. How far up the hill would it coast before starting to roll back down.
What is wave speed
Create a graph corresponding to the stone vertical velocity
A particle oscillates with S.H.M. The maximum displacement from its mean position is 0.5 meter and frequency of motion is 10 Hz. at time t=0, particle is located at 0.15 meter and has the velocity of 24.0 m/s towards the negative x-axis.
What was the power of the motor that kept the wheel rotating at 6.5 rev/hr in spite of friction.
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