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A 54g ice cube can slide without friction up and down a 33 degree slope. The ice cube is pressed against a spring at the bottom of the slope, compressing the spring 11cm . The spring constant is 25 N/m When the ice cube is released, what distance will it travel up the slope before reversing direction?
A 10 kg block is set in motion upa 20 degree inclined plane with an initial speed of 8.0 m/s. find the distance up the surface of the plane the block will travel
An object of mass 4 kg is initially at rest on a frictionless ice rink. It suddenly explodes into three pieces . One chunk of mass 1 kg slides across the ice with a velocity 1.2 ms-1 i and another chunk of mass 2kg slides across the ice with a veloci..
In a single slit diffraction pattern the intensity of the maxima
A small electric car overcomes a 260N friction force when traveling 23km/h. What percent of the input power is used to drive the car
A transformer with a turns ratio (secondary:primary) of 1:81 is used to step down the voltage from a 120-V wall socket to be used in a battery recharging unit. What is the voltage supplied to the recharger? V
find out the angular speed after the grindstone has made.
A 3kg model rocket initially at rest experiences an average force of 3950N over a distance of 200 cm. What would tne final altitude be of the rocket
A wire carries a steady current of 2.20 A. A straight section of the wire is 0.750 m long, what is the magnetic force on the section of wire
A 2500 kg truck traveling north at 45 km/h turns east and accelerates to 56 km/h. What is the change in the truck's kinetic energy
You wish to design a velocity selector that will allow protons to pass through only if they have a speed of 500 m/s, You decide to produce this electric field using a parallel-plate capacitor with a plate spacing of 1.0 mm. What is the electric pote..
An electron is confined in a one-dimensional box. Two adjacent allowed energies of the electron are 2.8x10^-19 J and 3.5x10^-19 J. What is the length of the box
A small coil has a cross section of 3.5 cm2 and consists of 12 turns of wire. If the loop carries a current of 140 mA, what is the torque required to hold the loop
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