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A string fixed at both ends is 8.81 m long and has a mass of 0.120 kg. It is subjected to a tension of 92.0 N and set oscillating.
a) Give the frequency of that wave.
b) What is the speed of the waves on the string?
c) What is the longest possible wavelength for a standing wave?
The surfer is catching a wave. Suppose she starts at the top of the wave with a speed of 1.5 m/s, how much work is done by the (nonconservative) force of the wave
No photoelectrons are emitted from a certain metallic surface when the momentum of the photons striking the surface is smaller than p0= 1.6x10^-27 kg m/
A physical pendulum is composed of a sphere whose center of gravity is attached to a thin rod. The sphere has a moment of inertia of 2/5 MR2. The period of the physical pendulum is
On August 19,1987, Alessandro Andrei set a world record in the shot put with a throw of 22.9 m (75 ft 2 in.). What was the maximum height the projectile reached above the ground
A shaving mirror is a concave mirror used to give someone a close up view of their face. how far is the man's face from the mirror
what is the magnitude and direction of the force. explain the magnitude and direction of the force she exerts on you?
During launches, rockets often discard unneeded parts. A certain rocket starts from rest on the launch pad, What total distance did the canister travel between its release and its crash onto the launch pad
a camera lens n 1.50 is coated with a thin film of potassium bromide n 1.56 of thickness 87.9 nm. what wavelength in
The power rating of a resistor is the maximum power it can safely dissipate without being damaged by overheating. what is the maximum current it can carry without damage
A rail car that weighs 28 N is accelerated at 3.6 m/s/s for 2.2 seconds. How much work is done on the rail car
The air inside a bicycle tire pump has 151 joules of work done on it as 70.7 joules of heat is conducted away from it
A child is riding across a rough field on a sled. Together, she and the sled have a mass of 73 kg. The sled is being pulled by her brother at an angle of 16º with a force of 356 Newtons. What is her acceleration if the coefficient of kinetic friction..
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