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Problem: A roller coaster car is going over the top of a 16m radius circular rise. At the top of the hill, the passengers "feel light," with an apparent weight only 60% of their true weight.
Part A: How fast is the coaster moving?
Show all work, use additional paper if necessary.
A man pushes a 19.0 kilogram shopping cart at a constant velocity for a distance of 25.1 meter on a flat horizontal surface. Find the work done by the gravitational force
For a 17kg object on a 36 degree inclined plane, What is the normal force exerted on the object
An object of mass 2 kg and charge 40 microC is moving with initial speed of 5 m/s towards a fixed point charge of 30 microC which is fixed. Find the position of the object when it comes to rest
The greatest height reported for a jump into an airbag is 99.4 m by stuntman Dan Koko. In 1948 he jumped from rest from the top of the Vegas World Hotel and Casino. He struck the airbag at a speed of 39 m/s (88 mi/h).
A solenoid has a radius Rs = 3 centimeter, length L = 32 centimeter, and Ns = 125 turns. Compute the magnitude of average induced emf in the coil
Two identical capacitors are connected in series and their equivalent capacitance is 1.4 µF. What is each one's capacitance value
A tuning fork with a frequency if 536 Hz is placed near the top of a tube opened at one end and closed at the other end. The water level is lowered so that the length of the air column slowly increases from an initial value of 20.25cm. Determine the ..
A mass spectrometer is set up to measure the mass to charge ration (m/z) of chemicals by ionizing a molecule by stripping it of one of its electrons and sending it through an area with a constant magnetic field of 0.25T. How far in cm did the dete..
question1a variable reluctance sensor consists of a core a variable air gap and an armature. the core is a steel rod of
Two resistors are connected in a series to a 15V battery. The voltage drop across the first resistor is 3.5V, What is the resistance of the two resitors
a car traveling in a straight line has a velocity of 8.5 ms. after 6.0 s its velocity is 8.0 ms. what is the cars
A large steam pipe is covered with 1.7-cm-thick insulating material of thermal conductivity 0.31 J/(s m °C). How much energy is lost every second when the steam is at 185 °C
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