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A 545g block is pushed onto a spring (k = 485 N/m) at a distance of 18.0 cm.
1. When the ball is released, what is its velocity?
The block slides across a smooth surface once it leaves the spring and then up a ramp. It travels up the ramp on a distance of 275 cm.
2. What is the elevation angle of the ramp?
Coherent light with wavelength 599nm passes through two very narrow slits, and the interference pattern is observed on a screen a distance of 3.00m from the slits. The first-order bright fringe is a distance of 4.84mm from the center of the central b..
ben lets his toys slide down a 1.5m ramp at a 45 degree angle in a wooden box. the box starts out at rest and speeds up
In a PET scan, an electron and positron annihilate each other, creating two (massless) photons. What is the kinetic energy of each photon in this case
Light of 475 nm passes through two small slits. In theinterference pattern formed on a screen 4.0 m away, the distancebetween the center bright fringe and the adjacent bright fringes oneither side is 2.0 mm. Calculate the separation distancebetween t..
A total charge of 14 mC passes through a cross-sectional area of a nichrome wire in 2.8 s. If the number of charges that pass through the cross-sectional area during the given time interval doubles, what is the resulting current
A dentist's drill starts from rest. After 3.20 s of constant angular acceleration it turns at a rate of 2.8 104 rev/min. Find the drill's angular acceleration
1. a baseball is hit from 1 m above the ground and attains a maximum height of 21 m and horizontal distance of 100 m. a
A 0.04-kg baseball traveling in a horizontal direction with a speed of 16 m/s hits a bat and is popped straight up with a speed of 15 m/s. what was the average force of the bat on the ball
A diverging lens (f = -12 cm) is located 20.0 cm to the left of a converging lens (f = 35.0 cm). find the distance of the final image relative to the converging lens
question1a hotel elevator ascends 160 with a utmost speed of 4.9. its acceleration and deceleration both have a
A 1.10 kg mass is at the center of a uniform spherical shell of mass 1.09 1020 kg and radius 1.05 106 m. Find the resultant gravitational force on the mass
a muon and an antimuon are moving in opposite directions with velocities of -0.7 c and 0.7 c respectively. when they
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