What is the net force
A truck with a mass of 3000 kg moves at a constant speed of 20 m/s. What is the Net Force acting on it?
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Light incident on a pair of slits produces an interference pattern on a screen 2.4 m from the slits. If the slit separation is 0.017 cm and the distance between the bright fringes in the pattern is 0.77 cm, what is the wavelength of the light?
When the log is 10 m from the bridge floating toward it a, person drops a stone from the edge of the bridge the stone hits the water 2m in front of the log how high is the bridge?
draw a FBD of the collar and choose the best coordinate axis. b) find the speed of the collar just before it hits the stopper at the end of the bar and c)find the time it takes the collar to travel from its starting position to the stopper at the
A 4 {rm g} bug stands at the top of the sphere. He then walks along the surface of the sphere until he reaches its "equator."
At the instant she contacts the water her speed is 9.35 m/s and her body makes an angle of 71.5° with respect to the horizontal surface of the water. Determine her initial velocity.
Mars Rover When the Mars rover was deployed on the surface of Mars in July 1997, radio signals took about 12 {rm min} to travel from Earth to the rover. How far was Mars from Earth at that time?
A horizontal board 7.0 m long is used by pirates to make their victims walk the plank. A pirate of mass 105 kg stands on the shipboard end of the plank to prevent it from tipping. Find the maximum distance if the mass of the plank is 26 kg.
The arm contains 150 cm3 of blood with a concentration of 2.50×1020 Na+ ions per cubic centimetre. If no other ions were present in the arm, what would be the magnetic force on the arm?
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