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Q1. At time t=0 a grinding wheel has an angular velocity of 28.0 rad/sec. It has the constant angular acceleration of 35.0 rad/sec^2 until a circuit breaker trips at time t=1.80. From then on, the wheel turns through an angle of 433 as it coasts to the stop at constant angular deceleration.
Q2. Batman (mass = 104 kg) jumps straight down from the bridge into a boat (mass = 600 kg) in which a criminal is fleeing. The velocity of the boat is at first +10 m/s. What is the velocity of the boat after Batman lands in it?
What is moment of inertia
Assuming the diver has inhaled a negligible amount of air from the tank, what is the temperature of the ocean water.
Perform the following unit conversions for parts (A) in the table below (B) through. Show your work using a step-wise approach.
A banked circular highway curve is designed for traffic moving at 85 km/h. The radius of the curve is 158 m. Traffic is moving along highway at 48 km/h on the rainy day. What is the minimum coefficient of friction between tires and road that would al..
Illustrate the role of the Sun's differential rotation in the formation of sunspots. Explain (briefly) the 22 year solar cycle, stating its essential features. Estimate the y-component of magnetic force.
The total force on a one foot wide section of the inclined portion of the wall and the location and line of action of the resultant force.
What is velocity curve between two times
Estimate the speed of the water just before striking the turbine blades (overlook air resistance).
A 3.3 block of wood sits on a table. A 3.0 bullet, fired horizontally at a speed of 480, goes completely through the block, emerging at a speed of 200 .What is the speed of block immediately after the bullet exits.
You hang the rod vertically and attach a 74 kg mass to the bottom, and you observe that the bar becomes 1.74 cm longer. From these measurements, it is possible to conclude the stiffness of one interatomic bond in titanium.
What is fraction of the diameter of the Sun
Five people are playing tug-of-war. Anders and alyson pull to the right with 44 N and 34 N, correspondingly. Calid and Marisol pull to the left with 55 N and 35 N, respectively. With what force and in what direction does Benito pul of the game is tie..
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