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Q1. A 0.12-kg ball is placed in a shallow wedge with an opening angle of 120°, as shown in the figure. For each contact point between the wedge and the ball, determine the force exerted on the ball. Assume the system is frictionless. Find contact force of the ball and the wedge.
Q2. An electric field of approximately 102 v/m is often observed near the surface of Earth. If this were the field over the entire surface, what will be the electric potential of a point on the surface?
question1a car travels along a straight line at a constant speed of 60.0 mih for a distance d and then another distance
A 4.79 crate is suspended from the end of a short vertical rope of negligible mass. An upward force is applied to the end of rope, and the height of the crate above its initial position is given by + (0.61) what is the magnitude of the force when ..
If you had been tasked to remove the water from New Orleans after Hurricane Katrina would you select a radial flow, mixed flow or axial flow pump for this purpose? Explain it briefly.
What is moment of inertia
Consider a 7 solar mass main sequence star, Estimate its luminosity in solar luminosities and how long (in years) it could maintain its luminosity through gravitational collapse
An electron enters a magnetic field with a speed of 1.41x 10^6 m/s heading north and undergoes a semicircular path towards the east with a diameter of 10cm. find the time required to complete this semicircle
A 206 n sign hangs from the end of a 3.30 m long bar. find the two forces exerted by bolts A and B
Consider a binary star system in which the two stars have masses M1 and M2 and the stars move on circular orbits separated by a distance R
The pendulum pictured above has a length of 15.0 cm when it is displaced to the right of the peg, Determine the period for this pendulum close to the surface of the Earth
Two trains are moving in opposite directions on parallel tracks and are approaching a station. What is the speed of the other train if an observer at the station hears a beat frequency of 4.4Hz
If the rope starts at an angle of 30.0° with the vertical, illustrate what is Bruce's speed at the bottom of the swing?
A 10.0-m long string is moved up and down with simple harmonic motion with a frequency of 33 Hz. Determine the velocity of the wave on the sting
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