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A bicyclist traveling with speed v= 4.2 m/s on a flat road ismaking a turn with a radius r =6.4m . The forces acting on cyclistand the cycle are the normal force and friction force exerted onthe road on the tires and mg, the total weight of the cyclist andcycle.
If the coefficient of static friction between tiresand road is 0.70, what is the minimum turning radius?
What is Rosie's power output. A long, straight wire carries a current of 44 A. The magnetic field produced by this current at a certain point is 8.0 x10-5 T. How far is the point from the wire.
An object is launched at 30 with initial speed of v = 30m/s. a) When does it reach the highest point of the projectile? b) What is the range of the flight? c) What the maximum height it reaches? 30. An object is moving with constant speed of v = 3..
An astronaut is rotated in a horizontal centrifuge at a radius of 7.5 m. (a) What is the astronaut's speed if the centripetal acceleration has a magnitude of 5.4g? (b) How many revolutions per minute are required to produce this acceleration.
For a common emitter amplifer, current gain is 70. If the emitter current is 8.8mA, Calculate the collector and base current. Also calculate current gain
An astronaut is traveling in a space vehicle that has a speed of0.455crelative to Earth. The astronaut measures his pulse rate at69.5per minute. What pulse rate does the Earth observer measure
Two large speakers broadcast the sound of a band tuning up before an outdoor concert. The speed of sound on this particular day is 336.2 m/s. how far must he walk between "loud" spots
question1a 150 30.0-cm-diameter turntable rotates on frictionless bearings at 61.0. a 17.0 block sits at the center of
A soccer player kicks the ball toward a goal that is 27.0 m in front of him. Find the speed of the ball when the goalie catches it in front of the net
A charged particle moves through a velocity selector at a constant speed in a straight line. Find the charge-to-mass ratio of the particle
A uniform door weighs 46-N and is 0.9 m wide and 2.5 m high. What is the magnitude of the torque because of the door's own weight about a horizontal axis perpendicular to the door and passing through a corner.
A bucket of mass 1.70kg is whirled in a vertical circle of radius 1.55m . At the lowest point of its motion the tension in the rope supporting the bucket is 21.0N. Find the speed of the bucket
The organ pipe in the figure(Figure 1) is 2.80 long, What is the fundamental frequency of this pipe
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