Calculating the bullets initial speed
A 5.20 g bullet of mass 10 g strikes a ballistic pendulum of mass 2. kg. The center of mass of the pendulum rises a vertical distance of 12 cm. Assuming that the bullet remains embedded in the pendulum, calculate the bullet's initial speed.
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The boiling point of a 0.50 m NaCl solution is 100.50 C. What is the boiling point elevation constant for water, based on this result?
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Determine the horizontal force required (a) to start the car moving, (b) to keep the car moving at a constant speed. Neglect rolling resistance between the wheels and the rails.
Given a likely range for the observed value of a sample proportion p. Based on the given range, identify the educated guess that should be used for the observed value of p to calculate the required sample size for a prescribed level and margin of
What is the molality of ethylene glycol (molar mass62.07 g/mol) in the recommended 50 weight percent aqueous solution used in the radiators of cars?
High pressure steam is at 8Mpa and 600C it passes through an isentropic turbine and the pressure drops to 6MPa and 350C. Find the total power output of all three turbines.
Block 1 of mass m1 slides along a frictionless floor and into a one dimensional elastic collision with a stationary block 2 of mass m2 = 3m1. Prior to the collision, the center of mass of the two-block ststem had a speed of 3.00m/s. Afterward, wha
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