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A rifle fires a bullet of mass 0.0350 kg which leaves the barrel with a positive velocity of 304 m/s. The mass of the rifle and bullet is 3.31 kg. At what velocity does the rifle recoil?
As a function of time t, force component Fx that acts on a 3.00 kg ice block that can move only along the x axis. At t=0, the block is moving in positive direction of the axis, with a speed of 3.0 m/s. what are its (a) speed and (b) direction of trav..
A particular vacuum flask has a mass of 1 kilogram and contains 1 liter of liquid water, how much energy did the heating element supply, You can disregard the energy needed to warm and vaporize the water
During a violent thunderstorm, hail the size of marbles (diameter = 2.10 cm) falls at a speed of 37.0 m/s. What is the mass of each hailstone
A proton moves in a circular path perpendicular to a 1.19 T magnetic field. Calculate the energy of the proton in eV
Nichrome wire of cross-sectional radius 0.791 mm is to be used in winding a heating coil. find the length of wire you must use to wind the coil
Find the capacitance of the cable for a 100 m length of coaxial cable with radii 0.831618mm and 1.98341 mm. The permittivity of a vacuum is 8.8542 × 10^?12 C^2/N · m^2
Emilie's potter's wheel rotates with a constant 2.20rad/s2 angular acceleration. What was the angular velocity of the wheel at the beginning of the 3.30s interval
A Nichrome heater dissipates 450 W when the applied potential difference is 110 V and the wire temperature is 700°C. What would be the dissipation rate if the wire temperature were held at 200°C by immersing the wire in a bath of cooking oil? The app..
A solenoid has a radius of 1.87 cm and 1080 turns per meter. Over a certain time interval the current varies with time according to the expression I = 2.91e0.2t, Calculate the electric field 4.54 cm from the axis of the solenoid
A student walks 24 m from her math class and then turns 90° and walks 10 m to her locker, that is directly north of her class. What is her total displacement.
A young boy with a broken leg is undergoing traction. What is the magnitude of the force exerted on the femur by the lower leg
A proton moves perpendicular to a uniform magnetic field B at a speed of 1.10 107 m/s, evaluate the magnitude and direction of the field
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