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A pilot directs his plane North of East. The airspeed of the plane is 1 60.0m/s. A wind blows with a speed of 32.0m/s from East to West.
1. Describe how far off course the wind blows the plane in 2.00 hours.
2. Describe the velocity (magnitude and direction) of the plane relative to the ground.
An electric dipole consisting of charges of magnitude 2.90 nCseparated by 7.30 μm is in an electric field of strength 1400N/C. What are (a) the magnitude of the electricdipole moment and (b) the difference between thepotential energies for dipole ori..
A capacitor is connected across the terminals of an ac generator that has a frequency of 440 Hz and supplies a voltage of 24 V. When a second capacitor is connected in parallel with the first one, the current from the generator increases by 0.18 A. D..
a 20 microfarad capacitor is connected in series with a 160 ohm resistor. the capacitor is initially charged to a
A power line, running above the ground at the top of 8.0 m high poles, carries a current of 90 A. What is the magnitude of the magnetic field produced by this wire at the ground
A rectangular metal block is 0.6 m long, 0.2 m wide, and 0.1 m tall. The block weighs 270 N. What is the density of the fluid
You have a concave spherical mirror with a 10.3-cm radius of curvature. You place an object on the mirror\'s axis, How far is the object\'s image from the mirror
A diffraction grating is 25.0 mm wide and has 8,000 rulings (lines). Light of wavelength 656 nm is incident on the grating, and a diffraction pattern is seen on a screen a short distance away. a) What is the distance between adjacent rulings of the g..
Consider a parallel-plate capacitor with plates of area a and with separation d. What will happen to the capacitance if the area is halved and the distance is doubled?
A 1kg block of ice at 0o C falls into alake whose water is also at 0o C, and 0.01 kg of the icemelts. What was the minimum altitude from which the ice fell
Calculate the number of cells in a hummingbird assuming the mass of an average cell is ten times the mass of a bacterium
In a head-on collision, a car stops in 0.12s from a speed of 19m/s. What force is applied to the driver by his seat belt
A person pulls a 26kg suitcase using a rope attached to the suitcase at an angle of 28 degrees to the horizontal. The coefficient of static friction of the suitcase with the floor is 0.3 and the coefficient of kinetic friction is 0.20.
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