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You are traveling on an airplane. The velocity of the plane with respect to the air is 130 m/s due east. The velocity of the air with respect to the ground is 49 m/s at an angle of 30° west of due north. What is the Velocity with respect to the ground? Ive tried to draw it out but can't figure it out.
A car is driven 155 km west and then 75 km southwest. What is the displacement of the car from the point of origin (magnitude and direction).
A metallic sphere has a charge of +4.4 nC. A negatively charged rod has a charge of -6.0 nC. When the rod touches the sphere, 7.2 109 electrons are transferred. What are the charges of the sphere and the rod now? sphere nC rod nC
A beam of light enters a cube of flint glass (n = 1.65) at a 24 degree angle from the normal. Calculate the exact angles the light travels at
A square solenoid of length 6.82 cm has 212 turns and carries a current of 10.8 A. The sides of the solenoid measure 2.06 cm. find the magnetic flux through the cross-sectional area of the solenoid
The capacitance of an empty capacitor is 2.5 x 10^-6 F. The capacitor is connected to a 3 volt battery and charged up, Write the equation for q in terms of K, C(subscript zero), and V
A 246 kg wooden raft floats on a lake. as a 85 kg man stands on the raft, it sinks 5.0 cm deeper into the water. When he steps off, the raft vibrates for a while.
A cancer patient is undergoing radiation therapy in which protons with an energy of 1.2 MeV are incident on a 0.25 Kg tumour. How many protons are absorbed by the tumour
A 0.810 kg particle has a speed of 2.60 m/s at point A and kinetic energy of 8.80 J at B. What is its speed at B? reply in units of m/s.
F ind the speed of the golf ball just after impact
ball rolls onto the path of your car as you drive down a quiet neighborhood street. To avoid hitting the child that runs to retrieve the ball, How far did the car move while breaking
A sound wave with intensity 4 mW/m2 interferes destructively with a sound wave that has an intensity of 13 mW/m2
A home run is hit in such a way that the baseball just clears a wall 10 m high, located 124 m from home plate, Find the time it takes the ball to reach the wall
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