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A horizontal mass-spring system undergoes simple harmonicoscillation ( no friction). the mass on teh spring is 12 kg and hasmax speed of 2.75m/s. If the spring constant of the spring is 50N/m, what is ...
a) the max KE of the system?
b) the amplitude of the oscillation?
c) the period of the oscillation of the system?
d) What are the possible locations of the mass if it is moving at0.50 m/s?
In a photoelectric effect experiment, no current flows unless thewavelength is less than 570nm. What is the work function of themetal?
A load of weight W is suspended from a cable of length L on a construction vehicle. What is the max angle through which the load swings
A cannon fires a 7.120 kg projectile at 36.75°. If the 480.6 kg cart is pushed 12.35 meters along theground in 2.850 seconds then how fast was the projectile fired
Suppose you’re coding a 3D pool game, and you’re focused on the cue ball hitting another ball at rest. The cue ball has a mass of 0.45kg and an initial velocity of [-10 50 -15]. It completely stops when it h it’s the other ball with a mass of 0.10kg...
Two 0.40kg soccer balls collide elastically in a head-on collision. The first ball starts at rest, and the second ball has a velocity of 3.5 m/s. What is the final velocity of the first ball
Calculate the velocity a spherical rain drop would achieve falling from 5.00 km, in the absence of air drag
You switch from a 1.40NA 60x oil immersion objective to a 0.5NA 20x air immersion objective. What is the acceptance angle (in degrees) for the oil immersion objective
A silver coin lies on the bottom of a clear lake 5.5 m deep. The coin is 4 cm in diameter. What is the angle of refraction
The Earth is constantly being bombarded by cosmic rays, which consist mostly of protons. what is the total charge incident on the atmosphere
The magnetic flux through a circuit is reduced from 35 Tm^2 to 5 Tm^2 in 0.1s. The current induced in the circuit is 3.6 mA. What is the resistance to the circuit
a pair of parallel conducting plates have potentials of -17 v and 55 v respectively. how much work needs to be done on
Suppose that a disk rotates through two revolutions in 4.2 seconds. What is its displacement in radians in this time
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