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A crate of eggs is located in the middle of the flat bed of a pickup truck as the truck negotiates an unbanked curve in the road. The curve may be regarded as an arc of a circle of radius 35.5 m. If the coefficient of static friction between crate and truck is 0.550, how fast can the truck be moving without the crate sliding?
If the ball was hit when it was 1.2m above the ground, what horizontal distance does it travel before it lands on the building
The best leaper in the animal kingdom is the puma, which can jump to a height of 3.7 m when leaving the ground at an angle of 45°. With what speed must the animal leave the ground
q1. sphere pendulum has mass of 1.5 kg attached to a cord length of 11.5 m sphere is released from rest while cord
A figure skater can increase her spin rotation rate from an initial rate of 1.0 rev every 2.8 s to a final rate of 3.3 rev/s. what is her final moment of inertia
A 4.00 x 107 kg battleship originally at rest fires a 1200 kg artillery shell horizontally with a velocity of +400 m/s. Calculate the increase in internal kinetic energy
a 520 N physics student stands on a bathroom scale in an 850 kg(including student) elevator that is supported by a cable. find the acclereration of the elevator
Two small plastic spheres each have a mass of 1.2g and a charge of -55.0nC . They are placed 2.6cm apart (center to center). find the magnitude of the electric force on each sphere
A heat pump has a coefficient of performance of 3.85 and operates with a power consumption of 7.14 103 W. How much energy does it extract from the outside air
A roller coaster car rolls down a frictionless track, reaching a speed V0(Velocity original) at the bottom. by what factor must you increase the height of the track
Two capacitors are connected parallel to each other. Let C1= 3.50?F ,C2 = 5.50?F be their capacitances, Calculate the potential difference across each capacitor
question 1 band structurecarriers in a two-dimensional 2d sample occupy a conduction band with the approximate
A mountain climber jumps a 2.4 -wide crevasse by leaping horizontally with a speed of 7.2. find the height difference between the two sides of the crevasse
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