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A bunch of grapes is located in a spring scale at a supermarket. The grapes oscillate up and down with a period of 0.40 second, and the spring in the scale has a force constant of 600 N/m.
Part A Compute the mass of the grapes?
Part B Compute what is the weight of the grapes?
Consider the situation where a 5 kg block sits on top of a 10 kg block. The two blocks rest on a horizontal frictionless surface. What is the acceleration of the "two block" system
The top string of a guitar has a fundamental frequency of 310 Hz when it is allowed to vibrate as a whole, along all its 65.0 cm length from the neck to the bridge. what is the new fundamental frequency
A car is driving directly north on the freeway at a speed of 117 km/h and a truck is leaving the freeway driving 76 km/h in a direction that is 40° west of north. What is the velocity of the truck relative to the car?
A dentist uses a mirror to examine a tooth that is 1.25 cm in front of the mirror. The image of the tooth is formed 5.0 cm behind the mirror. Determine the mirror's radius of curvature
in a game of american football a quarterback takes the ball from the line of scrimmage and runs backwards for 10 yards
at the science olympiad competition a group of middle school students uses a trebuchet that launches a tennis ball from
A student removes a 10.50 kg stereo from a shelf that is 1.802 m high. The amplifier is lowered at a constant speed to a height of 0.75 m. What is the work done by a) person and b) gravitational force that acts on the amplifier.
What is the magnetic field strength
You have a 77.7-cm-long copper rod with a rectangular cross section of dimensions 5.75 cm by 8.13 cm. Find the heat current through the rod
A carpenter tosses a shingle horizontally off an 8.8m--high roof at 8.0m/s , How far does it move horizontally
The absolute uncertainty written in the form
a glass windowpane in a home is 0.62 cm thick and has dimensions of 0.8 m 2.0 m. on a certain day the indoor
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