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Question: A 25-N block slides down a plane inclined at 21.2 degrees to the horizontal with constant velocity.
Part A: Find the total force resisting the motion of the block.
I need help to solve the above question and solve above question using the component method.
A double slit separated by 0.0572 mm is placed 1.70 m from a screen. (a) If yellow light of wavelength 590 nm strikes the double slit, what is the separation between the zeroth-order and first-order maxima on the screen? cm (b) If blue light of wavel..
The motion of a very massive object can be minimally affected by what would seem to be a substantial force. how long will it take the tanker, starting from rest, to reach a typical cruising speed of 6.0 m/s
A 2.28uF capacitor is charged to 1230V and a 7.87uF capacitor is charged to 530V. These capacitors are then disconnected from their batteries, What will be the potential difference across each
a rocket is moving at 0.4c toward a rocket which is moving at 0.5c. what is the relative speed of one rocket as seen from the other
A solid sphere with a radius of 0.70 m can be rotated about an axis through its center by a torque of 10.5 N *m which accelerates it uniformly from rest through a total of 180 revolutions in 15.0 s
Find the magnitude of the electric force between two protons separated by 1 femtometer (10?15 m), approximately the distance between two protons in the nucleus of a helium atom
A Styrofoam calorimeter contains 40.0g of water at 50°C. To this we add 2.0g of ice at initial temperature of 0°C. How much heat (in calories) is needed to melt the ice
If you have a light wave that travels through a couple of slits which are .174 mm apart, the light travrls to a screen which is 1.3 m away, How would pattern change if distance between slits doubles
A driver makes 2.5 revolutions on the wayfrom a 10m high platform to the water. Assuming zero intialvertical velocity, find the average angular velocity during the dive
Four equal charges of +2.5×10-6 C are placed on the corners of one face of a cube of edge length 15.0 cm. A charge of -2.5×10-6 C is placed at the center of the cube. What is the magnitude of the force on the charge at the center of the cube?
When the afternoon Sun reaches an angle of 30° above the horizon, sunlight ceases to clarify any part of the bottom of the tank. How deep is the tank.
Two clocks are synchronized. One is placed in a race car that drives around a 2.0-km-diameter track at 130 m/s for 24 hours. by how much do the two clocks differ
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