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An infinitely-long, uniformaly charged line of charge with linear charge density x=0.1_C/m lies a distance d=0.068_m from the center of a sphere with radius R = 0.23_m.
(a) What is the amount of charge inside the sphere?
(b) Determine the total electric flux through the surface of the shpere from this charge.
A bat strikes a 182g ball with a force of 109-N at an angle of 57° above the horizontal. What is the ball's vertical acceleration (positive for upward, negative for downward).
As our bodies burn food as fuel, we radiate energy. Assume a person has a body surface area of 1.80 m2, What is the power radiated by the person
You have a 1200W microwave. When you put a cup of water in for 8 minutes only half evaporates. How efficient is your microwave
The mass of the barge is 9000 kg, and its acceleration is 0.15 m/s2 down the canal. Illustrate what are the magnitude and the direction of the force on the barge from the water?
You observe that a solid cube of some material floats on the surface of an oil puddle at a service station with 68.5% of its volume submerged
A 3.00-g bullet, traveling horizontally with a velocity of magnitude 370 m/s, is fired into a wooden block with mass 0.800 kg, What is the decrease in kinetic energy of the bullet
The lower weight is a light bag filled with sand. Assume a pin pokes a hole in the bag and the sand slowly leaks out while the puck is revolving. What would be the puck's speed after all of the sand is gone.
How fast (in {rm rpm}) must a centrifuge rotate if a particle 8.5 cm from the axis of rotation is to experience an acceleration of 115000 {rm g}'s.
The potential difference across a resting neuron in the human body is about 70 mV, How much power does the neuron release
A space station is constructed in the shape of a hollow ring of mass 5.90 104 kg and radius 140 m. The station has 300 crew members (each with average mass 65kg), How much work is done to get the space station spinning
A massless frictionless pulley, an ideal string, and two masses (m1 = 2.50 kg and m2 = 4.00 kg) are connected together, What is the magnitude of the tension force in the string
A loud speaker is playing rock music. Consider the sound from it as a spherical wave. what is the sound intensity level
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