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Solve the all parts of given problem:
Problem: A particle at t1 = -2.0 s is at x1 = 3.4 cm and at t2 = 4.5 s is at x2 = 8.5 cm.
Part A: What is its average velocity?
Part B: What is the speed?
Please help, completely confused!! Give steps if possible for above problem.
Show that the Earth's orbit will be a parabola (and so the Earth will escape to infinity) and If the Sun's mass suddenly doubles, what will be the Earth's orbital period?
tom the cat is chasing jerry the mouse across the surface of a table 1.2 m above the floor. jerry steps out of the way
It again strikes the floor. Find (c) the time interval from when the ball was launched to when the ball strikes the floor and (d) the horizontal distance from the point where the ball was launched to the point where the ball strikes the floor.
A ball of mass 8 kilogram is suspended by two wires from a horizontal arm, which is attached to a vertical shaft. Evaluate the tension in wire
A sinusoidal wave on a string is described by the wave function y = 0.20 sin (0.70x ? 51t) where x and y are in meters and t is in seconds. Determine power transmitted by the wave
Light rays in a material with index of refrection 1.25 can undergo total internal reflection, Find this material's index of refraction when the required critical angle is 67.9°
There is a glass filled with 20cm of water and on top alayer of 30cm of oil, that exactly weights 0.700Newton. What is the total preassure at the bottom of the glass
3.00 m-long, 350 steel beams extends horizontally from the point where it has been bolted to the framework of a new building under construction. A 66.0 construction worker stands at the far end of beam.
A small rock is thrown vertically upward with a speed of 18.0 m/s from the edge of the roof of a 40.0 m tall building. What is the speed of the rock just before it hits the street
A 0.50-kg ball traveling at 6.0 m/s collides head-on by a 1.00-kg ball moving in the opposite direction at a speed of 12.0 m/s. The 0.50-kg ball bounces backward at 14 m/s after the collision. Discover the speed of the second ball after the collision..
A 300kg ball with a speedof 6.0 m/s strikes a wall at an angleof 30degrees and then rebounds with the same angle and speed. What is the impulse on the ball from the wall
A 80 bike racer climbs a 1500 -long section of road that has a slope of 4.3 degrees. By how much does his gravitational potential energy change during this climb
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