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A simple harmonic oscillator consists of a block of mass 1.40 kg attached to a spring of spring constant 165 N/m. When t = 4.00 s, the position and velocity of the block are x = +0.129 m and v = +3.415 m/s.What is the amplitude of the oscillations?
In an EM wave traveling west, the B field oscillates vertically and has a frequency of 80.0 kHz, What are the frequency and rms strength of the electric field
A constant force of 20 N is applied to an object of mass 7.5 kg at an angle of 22 degrees above the horizontal, how much power was used to move the object
A 5.04-g bullet is shot through a0.99-kg wood block suspended on a string2.00 m long. The center of mass of the block rises a distance of0.41 cm. Find the speed of the bullet asit emerges from the block if its initial speed is 396 m/s.
A positively charged particle of mass 8.00 10-8 kg is traveling due east with a speed of 30 m/s and enters a 0.26-T uniform magnetic field. obtain the magnitude of the magnetic force acting on the particle
the youngs modulus for a prosthetic material is 20 gpa. a 2 cm long sample of this material is circular in cross
Suppose the insulating qualities of the wall of a house come mainly from a 4.0-in. layer of brick and an R-19 layer of insulation, What is the total rate of heat loss through such a wall
A uniform plank of length 4.30 m and weight 226 N rests horizontally on two supports, with 1.10 m of the plank hanging over the right support (see the drawing). To what distance x can a person who weighs 437 N walk on overhanging part of the plank be..
Some birthmarks can be removed by exposure to 585 nm laser light. Pulses are strongly absorbed by hemoglobin in the capillaries in the birthmark, What is the power of the laser pulse
There are 3 force vectors acting upon a central mass of m = 2.5 kg. What is the magnitude and direction of the acceleration
a 1.5kg rock is released from rest at the surface of a calm lake. if the resistance offereed by the water as ther rock
q1. presume the gravitational field vector of a spherically symmetric mass distribution is a constant i.e. independent
The planet Mercury has a mass that is 5.00% of that of Earth, and its gravitational acceleration is gmercury = 3.70 m/s2.From what height would you have to drop the rock on Earth so that the fall-time on both planets is the same?
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