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Describe the answer of the following problems-
Problem 1- Describe how you would throw an object to produce the velocity vs. time graph on the right.
Problem 2- Sketch a distance vs time graph for this motion on the axes to the right
Problem 3- Sketch an acceleration vs time graph for this motion on the axes to the right.
You need to explain the answer of the above problem.
A crate is held at rest on a frictionless 53 degree ramp by a rope parallel to the incline. If the tension in the rope is 7000 N, what is the mass of the crate
A diver 50m deep in 10C fresh water exhales a 1.2-cm-diameter bubble. What is the bubble's diameter just as it reaches the surface of the lake, where the water temperature is 20C? Suppose that the air bubble is always in thermal equilibrium with the ..
A closely wound circular coil with a diameter of 3.60 cm has 560 turnsand carries a current of 0.560 A. What is the magnitude of the magnetic fieldat the center of the coil?
Capacitors C1 = 5.80 µF and C2 = 2.40 µF are charged as a parallel combination across a 250 V battery. Calculate the resulting charge on each capacitor
A 1.00 m3 container of air absorbs 6098 J of heat at a constant pressure of 1.00 atm. Air has a density of 1.20 kg/m3, Find the increase in the temperature of the air
A waterfall is 87 meter high. If 20 percent of the gravitational potential energy of the water went into heating the water, find by how much would the temperature of the water
Air at 90 kpa and -10 C enters an adiabatic diffuser steadily with a velocity of 180 m/s and leaves with a low velocity at a pressure of 100 kpa. The exit area of the diffuser is 4 times the inlet area. Determine (a) the exit temperature and (b) the ..
A 7.80-g bullet moving at 610 m/s penetrates a tree trunk to a depth of 5.80 cm, Use work and energy considerations to find the average frictional force that stops the bullet
In a rear-end collision the automobile that is accelerated to a velocity V in 0.01 s. What is the minimum velocity at which there is danger of neck fracture from whiplash?
A certain laser outputs pure blue light (photon energy 3.1 eV) with power 400 milliwatts (0.4watts). How many photons per second does this laser emit
Suppose the moon were held in its orbit not by gravity but by the tension in a massless cable. What is the speed of the moon in its orbit about the earth
You discover a planet orbiting a distant star that has roughly the same mass as the Sun. What is its orbital distance
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