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A man walks 8.0 miles EAST, then 5.0 miles SOUTH, then 3.0miles WEST.
a) Determine what is the total distance?
b) Determine what is the resulting displacement?
A 66 {rm kg} skier speeds down a trail, as shown in the figure . The surface is smooth and inclined at the angle of 22 ^circ with the horizontal. Find the magnitude of the net force acting on the skier.
An object is dropped from rest into a pit, and accelerates due to gravity at roughly 10 m/s2. How much deeper is the second pit, compared to the first pit
A motorcyclist is traveling along a road and accelerates for 4.20 s to pass another cyclist. The angular acceleration of each wheel is +6.95 rad/s2, What is the angular displacement of each wheel
What are typical densities ?c, pressures Pc, and temperatures Tc in cores of stars and how does this depend on mass? And what processes dominate the pressure?
A 20x telescope has a 12-cm diameter objective lens. What minimum diameter should the eyepiece lens have to collect all the light rays from an on axis distant source.
A particle leaves the origin with an initial velocity v=(2.4m/s)x and moves with constant acceleration a=(-1.90 m/s2)x + (3.20m/s2)y. What is the particles velocity at this time
A model rocket engine has an average thrust of 5.26 N. It has an initial mass of 25.8 g, which includes fuel mass of 13.2 g. What is the average exhaust speed of the engine
An RC circuit has a resistance of 20 mega ohms and time constant of 100 sec. If the capacitor charged to a voltage of 10v, what is the charge in coulombs on its plate
Two point charges are on the y-axis, one of magnitude 3.0 ? 10-9 C at the origin and a second of magnitude 6.0 ? 10-9 C at the point y = 25 cm
On vacation, your 1350 kg car pulls a 540 kg trailer away from a stop light with an acceleration of 2.15 m/s2. What force does the trailer exert on the car
a man is standing near a gate and a flag pole. The gate is 15 ft from the pole. If the pole is h=35 ft tall, how far is the man from the gate
You have a resistor of resistance 230ohm , an inductor of inductance 0.410H , a capacitor of capacitance 5.80 microF, What is the voltage amplitudes acros the capacitor
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