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The system shown in the following figure is in static equilibrium and the angle= 29 degrees. Given that the mass m1 is 8.10 kg and the coefficient of static friction between mass m1 and the surface on which it rests is .32, what is the maximum mass that m2 can have for which the system will remain in equilibrium?
A rock is thrown vertically upward with a speed of 15.0m/s from the roof of a building that is 40.0m above the ground, What is the speed of the rock just before it strikes the ground
Air in a balloon does 50 J of work while absorbing 70 J of heat. What is its change in internal energy
If you add 700 kJ of heat to 700 g of water at 70 degrees C, how much water is left in the container? The latent heat of vaporization of water is 22.6*10^5 J/kg
A scalloped hammerhead shark swims at a steady speed of 1.8 meter per second with its 80 centimeter wide head perpendicular to the earth's 56 µT magnetic field. Find the magnitude of emf induced between two sides
Consider the circuit made of a R = 100 resistor, voltage source V , and fuse F. The fuse breaks if the instantaneous current in the circuit reaches 1 A. Which of the following voltage sources can be used in the circuit without breaking the fuse?
A new material is found to be superconducting below 116 K. How much resistance will a 40 mm long sample of this material have if it is at a temperature of 104.4 K while linked to a 3.2 V AC-power supply?
An arrow is launched from a height of 1.21 m above the ground with an initial velocity of 48.3 m/s, What will be the maximum height the arrow will reach during its trajectory
A 40-N crate rests on a rough horizontal floor. A 12- N horizontal force is then applied to it. find the magnitude of the frictional force on the crate
The position of a mass oscillating on a spring is given byx = (9.7 cm) cos[2πt / (2.71 s)]. What is the period of this motion
A planet orbits a star, in a year of length 2.10 x 107 s, in a nearly circular orbit of radius 1.31 x 1011 m. With respect to the star, evaluate the tangential speed of the planet
With what frequency should the tip be tapped to make the strip oscillate with maximum amplitude?
a .80 meter radius wheel comes off truck that is going 15 ms. it rolls down the road slowing to a stop after rolling
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