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A 6.00 µC charge moves from the origin to the point (x, y) = (-40 cm, -33 cm). What is the change in the potential energy associated with this charge?
A superhero flies 287 meters from the top of a tall building at an angle of 17 degrees below the horizontal. What is the vertical component of the superheros displacement? Answer in units of meters.
The plates of a parallel plate capacitor are separated by d = 1.5 cm. The potential of the negative plate is 0 V, and the potential halfway between the plates is +15 V (see the drawing). What is th
A stone with a mass of 2.0 kg is dropped from the top of the Grand Canyon. It is 2100.0 feet to the bottom. How long will it take for the stone to hit the ground (neglecting air resistance)?
A 54.0 skateboarder wants to just make it to the upper edge of a "quarter pipe," a track that is one-quarter of a circle with a radius of 2.50 . What speed does he need at the bottom?
A 60 kg driver gets into an empty taptap to start the day's work. The springs compress 2.4×10-2m. What is the effective spring constant of the spring system in the taptap?
A satellite has these orbital elements: -- Semi-major axis = 5,000 km -- Eccentricity = 0.2 -- Inclination = 56 degrees -- Longitude of the ascending note = 143 degrees -- Argument of perigee = 90
A bungee jumper, whose mass is 79 kg, jumps from a tall building. Ignoring air resistance and assuming that the bungee cord is an ideal spring, determine its spring constant.
A person of mass 76 kg stands at the center of a rotating merry-go-round platform of radius 3.0 m and moment of inertia 930 kg·m2. The platform rotates without friction with angular velocity
After a 0.360-kg rubber ball is dropped from a height of 2.00 m, it bounces off a concrete floor and rebounds to a height of 1.35 m. Determine the magnitude and direction of the impulse delivered to
A micrometeorite collection system is returned to Earth from its mother ship. If the reentry velocity of the capsule is 8.2 km/s, the reentry flight-path is 12 degrees, and the BC is 1100.0 kg/m^2,
How much fuel would it take to provide this much energy if all the rest energy of the fuel could be transformed to kinetic energy of the spaceship?
Suppose the space shuttle is in orbit 460 km from the Earth's surface, and circles the Earth about once every 93.8 minutes. Find the centripetal acceleration of the space shuttle in its orbit. Expr
Find the average magnitude of the induced emf if the change in shape occurs in 4.24 {rm s} and the local 0.120-{rm T} magnetic field is perpendicular to the plane of the loop.
You are moving a satellite from a circular orbit at 700 km altitude to one at 320 km altitude. a. What is the energy of the transfer orbit? b. What is the velocity change (Delta V1) needed to go fr
Suppose the block is made of steel; it hits the rod and comes to a complete stop without sticking to the rod. Find ω, the angular speed of the rod after the collision.
A 69 driver gets into an empty taptap to start the day's work. The springs compress 1.6×10-2. What is the effective spring constant of the spring system in the taptap?
The first piece, with a mass of 6.00×108 kg, flies away in a positive direction with a speed of 210 m/s. The second piece has a mass of 1.00×108 kg and flies off in the opposite directio
The bug now begins to walk along the circumference of the disk at vrel = 6.05 cm/s relative to the disk. Find ω, the angular speed of the lazy susan.
(a) What is the magnitude of the person's impulse? (b) What is the magnitude of the average force the airbag exerts on the person?
If 424 J of work is done by the strap while moving the suitcase a horizontal distance of 17.0 m what is the tension in the strap? Give your answer in SI units.
The suspended 2.82 kg mass on the right is moving up, the 2.2 kg mass slides down the ramp, and the suspended 8.1 kg mass on the left is moving down. There is friction between the block and the ram
If tube A is immersed 0.15 m below water surface and the other end is open to the air. What is the minimum pressure obtained inside the bottle? What will occur when this pressure is reached?
If the string makes an angle of 23? with the vertical, find the centripetal force experienced by the ball. The acceleration of gravity is 9.8 m/s2 .
Assuming that all the energy goes into the arrow, with what speed does the arrow leave the bow?