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A sphere of radius 1.0 cm is dropped into a glass cylinder filledwith a viscous liquid. The mass of the sphere is 12.0 g and thedensity of the liquid is 1200 kg/m3. The sphere reaches a terminalspeed of 0.15 m/s. What is the viscosity of the liquid?
A baseball is hit with a speed of 28.0{\rm m/s} at an angle of 47.0{\rm ^\circ} . It lands on the flat roof of a 14.0{\rm m} -tall nearby building. what horizontal distance does it travel before it lands on the building
q1. a flywheel having constant angular acceleration requires 4.60 to rotate through 170. its angular velocity at the
A 35kg girl is bouncing on a trampoline. During a certain interval after she leaves the surface of the trampoline, How high does she rise during this interval
A 1000 kg roller coaster starts from rest at height H= 25 m above the bottom of a 14 m diameter loop. What is the downward force of the track on the car
q1. an airplane is flying with the velocity of 85.0 ms at an angle of 20.0 degrees above the horizontal. when the plane
A parallel plate capacitor has a capacitance of 6.3 µF when filled with a dielectric. evaluate the dielectric constant of the dielectric
Two carts with masses of 4.80 kg and 2.78 kg move toward each other on a frictionless track with speeds of 4.94m/s and 3.17m/s respectively. The carts stick together after colliding head-on. Find out the final speed.
A particular motor can provide a maximum of 110.0 N • m of torque. Assuming that all of this torque is used to accelerate a solid, how long will it take for the flywheel to accelerate
A driver in a car travelling at the speed of 78 km/h sees a cat km away on the road. How long will it take for the car to accelerate uniformly to a stop in exactly 99 m.
A projectile is fired at v0 = 420.0 m/s at an angle of ? = 67.2o with respect to the horizontal. Assume that air friction will shorten the range by 30.1%. How far will the projectile travel in the horizontal direction, R?
A photon with a wavelength of 5.90e-11 m is scattered by a loosely bound electron in a metallic target and exits at an angle of 135° from its original direction
q1. three objects with masses m1 54.6 kg m2 38.8 kg and m3 20.0 kg are hanging from ropes that run over pulleys.
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