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Would it be correct to say the Doppler Effect is the apparent change in speed of a wave due to the motion of the source?
Through a pipe 17.0 cm in diameter,water is pumped from the Colorado River up to Grand Canyon Village,located on the rim of the canyon. The river is at an elevation of564 m and the village is at an elevation of 2093 m.
A 26.3 g mass is moving in the +x-direction at 48.8 cm/s while a 25.7 g mass is moving in the -x-direction at 62.8 cm/s. Find their velocity (in cm/s) after the collision
Three point charges are arranged on a line. q3 = + 5.00 nC and is at the origin. What is the sign and magnitude of q1 if the net force on q3 is zero
The accompanying pressure-volume graph shows an engine cycle with one isothermal process, B-C. What is the net work done by the gas during one cycle
A symmetric double convex lens with a focal length of 25.0cm is to be made from glass with an index of refraction of 1.53. What should be the radius of curvature for each surface
A .250kg ball is thrown horizontally at 16.8m/s Find its change in the magnitude of the momentum
Ball at rest in your reference frame has a mass M. A second ball with the same mass is moving with speed v and collides with ball 1, the balls stick together and continue on the same path that the second ball was on.
Assume the coefficient of static friction between the tires and the road on a Formula One car is 0.9 during a Grand Prix auto race. Find what speed will put the car on the verge of sliding
A jogger accelerates from rest to 2.12 m/s in 3.34 s. A car accelerates from 24.1 to 38.6 m/s also in 3.34 s. Find the magnitude of the acceleration of the jogger
Use the small angle approximation to determine the angular size of a car that is 1.5 m tall and is 0.25 mile away from you? (Note that 1 mile = 1609 m.)
Two children setup a "telephone" by placing a long, slender aluminium (Y = 6.9 × 1010 N/m2) bar that has a length of 6.1-m between their two houses. To communicate, the child taps a coded message on one end. How long do the sound waves take to reach ..
a coil whose resistance is 60 ohms and one whose resistance is 40 ohms are connected in parallel to a 120-V line. what is the current in each coil
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