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A long solenoid that has 1,150 turns uniformly distributed over a length of 0.410 meter produces a magnetic field of magnitude 1.00 x 10-4 T at its center. Find what current is required in the windings for that to occur?
mA
a cylinder contains 3.2l of oxygen at 340k and 2.6 atm . the gas is heated causing a piston in the cylinder to move
As you bounce a tennis ball of mass 5.30 10-2 kg off a wall, its velocity changes from vx = 10.5 m/s to vx = -7.4 m/s. Find the impulse applied to the ball
He-Ne lasers are often used in physics demonstrations. They produce light of wavelength 633nm, What is the average energy density in the laser beam
in an eye that is farsighted the eye focuses parallel rays so that the image would form behind the retina. in an eye
A piston contains 1 kg of argon gas at 300 K and 1 bar. The initial Volume occupied by the gas is 0.624 m3. Heat, in the amount 104.2 KJ, is added to elevate the temperature of the argon to 500 K while the pressure in the piston remains constant.
When blue light of wavelength 465 nm illuminates a diffraction grating, it produces a 1st order utmost but no 2nd order maximum.
If one arm of a Michelson interferometer contains a tube 2.5 cm long that is ?rst evacuated and then slowly FIlled with air (n=1.0003)
q1. a jeweller working with a heated 44 g gold ring must lower the rings temperature to make it safe to handle. if the
The ball rebounds straight upward to a height of 3.20 m. Taking the negative direction to be downward, illustrate what is the impulse of the net force applied to the ball during the collision with the floor?
1. explain in detail how you found the object and image distances from the position data you recorded.2. draw careful
A 1000-kg rocket has a net propulsion force of 80 kN (kiloNewtons). Over a short time period, it uniformly speeds up from an initial velocity of 35 m/s to a final velocity of 60 m/s. What is the net work done on the rocket in kil
A spring is stretched between two posts. When a pulse is produced at one end of the spring, it makes 4 back-and-forth trips along the spring in 3.4 s. If the pulse has a propagation speed of 12 m/s, how far apart are the posts?
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