14-51 Tube of Mercury-fluid mechanics
For a tube containing mercury and water, find the difference in height of the mercury and water using Pascal's law
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Physics 50 example problems
This is a video podcast of solutions to example problems from Dr. Beyersdorf's Physics 50 class at San Jose State University. Several episodes will be published each week including solutions...
Episodes
20 of 89 episodes14-47 Mass of a Planet-fluid mechanics
Given some measurements of the pressure in a fluid taken on the surface of an unknown planet, use Pascal's law and the universal law of grav...
14-37 Airplane Wing-fluid mechanics
Use Bernoulli's Equation to find the force on an airplane wing and then find the net force acting on the airplane.
14-29 Shower Head-fluid mechanics
Use the continuity equation to find the exit velocity for water in a shower head
14-25 Wood Floating in Oil-fluid mechanics
For a block of wood floating on top of a layer of water and below a layer of oil, find its mass and density given how high it is floating
14-7 Gauge Pressure-fluid mechanics
Determine the gauge pressure at a given distance below the surface of a fluid using Pascal's law
14-3 Density of Gold-fluid mechanics
Find the density of a piece of metal given its mass and volume. Is the metal gold?
13-33 Cheese on a Spring-simple harmonic motion
For a piece of cheese oscillating on the end of a spring, find out how far the spring will be stretched when the oscillations stop.
12-9 Gravitational Force Acting on the Moon-gravitation
Find the gravitational force acting on the moon from the Earth and Sun for moon at three different points in the lunar orbit
11-13 Beam in Equilibrium-equilibrium
Find the tension in ropes holding up a beam in equilibrium.
10-63 Block and Cylinder-dynamics of rotational motion
Find the acceleration of a block on a plane that is attached to a rotating cylinder which has non-negligible moment of inertia
10-47 Gyroscope-dynamics of rotational motion
Determine the direction that a gyroscope precesses
10-33 Power of a Motor-dynamics of rotational motion
Determine the lifting capacity of a motor with a given power and rotation rate
10-19 Falling Yo Yo-dynamics of rotational motion
Find the acceleration of a falling yo-yo and the tension in the string as it falls
10-7 Frictional Torque-dynamics of rotational motion
Find the frictional torque necessary to slow a spinning object a given amount in a given time
10-3 Calculating Torque-dynamics of rotational motion
Find the torque exerted on an object by each of three different forces
10-1 Calculating Torque-dynamics of angular motion
Find the torque that a force exerts on a wrench for six different configurations
9-100 Moment of Inertia of a Cone-rotation of rigid bodies
Calculate the moment of inertia for a cone.
9-85 Pulley With Inertia-rotation of rigid bodies
Solve for the speed of a falling block that must pull another block and spin a pulley that has inertia.
9-63 Speedometer-rotation of rigid bodies
Relate the linear velocity of a car to the angular velocity of the axle as read by the speedometer