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A particle with a charge of -8.5μC is traveling East with a speed of 45 m/s in a region by a magnetic field of 0.30T. If the direction of the magnetic field is south determine;
1. The direction of the magnetic force
2. The magnitude of the magnetic force
A 100kg truck is pulled across rough ground by a rope angled at 30 degrees to the horizontal. The coefficient of sliding friction is .34. Find the maximum Acceleration without the truck leaving the ground.
Identical point charges are fixed to opposite corners of a square. Where doesa third point charge experience the greater force, at one of the empty corners or at the center of the square?
In a car lift, compressed air with a gauge pressure of 4.0 × 10^5 Pa is used to raise a piston with a circular cross-sectional area. what is the maximum mass that can be raised using this piston
You have two lenses separated by 25cm. Lens one is onthe left it has a focal length of 15cm. What is the image going to look like
an ac power generator produces 60 a (rms) at 4000 v. the voltage is stepped up by an ideal transformer, what is the turn ratio of the transformer
A 57.3-kg crate rests on a level floor at a shipping dock. The coefficients of static and kinetic friction are 0.770 and 0.405, What horizontal pushing force is required to just start the crate moving
a satellite is describing a circular orbit about the Earth with speed V. The satellite is separated into two pieces by explosive bolts which gave them an equal but opposite velocity, Find the two new orbits
The air inside a bicycle tire pump has 221 joules of work done on it as 60.1 joules of heat is conducted away from it
The axle of a wheel is mounted on supports that rest on arotating turntable as shown in the figure. The wheel has angularvelocity ω1 = 44.0 rad/s about its axle, and the turntablehas angular velocity ω2 = 35.0 rad/s about a vertical axis.
As part of a carnival game, a 0.503-kg ball is thrown at a stack of 15.8-cm tall, 0.383-kg objects and hits with a perfectly horizontal velocity of 10.8 m/s. what is the moment of inertia of the object
A large tree trunk is floating in the sea. The density of the sea water is 1040 kg/m3, What fraction of the trunk's volume is above the surface of the water
What is the threshold energy for this reaction to occur
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