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Q. On a rainy day, raindrops fall with a vertical velocity of 11.7 m/s. If a car drives through the rain at 87.0 km/hr, what is the magnitude of the velocity of the raindrops relative to the car?
Q. A square coil that is 20 cm on a side is made of 10 turns of wire. It is in a 0.8T magnetic field that is perpendicular to the plane of the coil. The coil has a resistance of 100 ohms. If it takes 0.5 seconds to completely remove the coil from the field. What is the average induced EMF?
Evaluate maximum altitude?
Two small metallic spheres, each of mass 0.20g, are suspended as pendulums by light strings from a common point.
What is the terminal speed for an 84.00 skier going down a 38.0 degree snow-covered slope on wooden skis = 0.06? Assume the skier is 1.70 m tall and 0.500 m wide.
Dan is gliding on his skateboard at 2m/s. He suddenly jumps backward off the skateboard, kicking the skateboard forward at 7.00m/s (as measured by an observer on the ground). Dan's mass is 50 kg and the skateboard's mass is 5.00 kg.
Magnitude your response differs from the accurate answer by more than 10%. Double check the calculations. N direction.what is the maximum speed car can have without losing contact with road as it passes this highest point.
At one instant a bicyclist is 50 m due east of a park's flagpole, going due south with a speed of 9 m/s. Then, 24 s later, the cyclist is 45 m due north of the flagpole, going due east with a speed of 20 m/s. For the cyclist in this 24 s interval,..
A person of mass 89.70 kg escapes from the burning building by jumping from a window situated 27.50 m above a catching net.
The leg and cast weigh 200 N, with the center of mass as indicated by the blue arrow. The counterbalance w1 weighs 110 N. find out the weight w2 and the angle α needed so that no force is exerted on the hip joint by the leg plus cast.
The effectual coefficient of kinetic friction is 0.37. Compute the work done by the man on the piano.
A dentist uses a small mirror of radius 55 mm to locate a cavity in a patient's tooth. If the mirror is concave and is held 20 mm from the tooth, what is the magnification of image.
A 3.10 kg steel ball strikes a wall with a speed of 10 m/s at an angle of 60 ° with the surface. It bounces off with the same speed and angle. If the ball is in contact with the wall for 0.190 s, what is the average force exerted on the ball by th..
Find out the minimum horizontal velocity magnitude of the acceleration of the blocks
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