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A 75 kilogram astronaut is space walking outside the space shuttle and pushes a 400 kilogram satellite away from the shuttle at 1.5 m/s. Find the resulting speed of the astronaut back towards the shuttle?
A cosmic ray electron moves at 7.85 multiplied by 106 m/s perpendicular to the earth's magnetic field at an altitude where field strength is 1.10 multiplied by 10-5 T
An electron is released from rest at the negative plate of aparallel plate capacitor and accelerates to the positive plate. The plates are separated by a distance of 1.4 cm, and the electricfield within the capacitor has a magnitude of 2.2 x 106V/..
A doctor, preparing to give a patient an injection, squirts a small amount of liquid straight upward from a syringe. What is the maximum height of the liquid above the syringe
A hand grenade (m=580g) slides across the (essentially frictionless) floor at a speed of 0.86 m/s. determine the speed of the second fragment
Place a sheet of paper under a medium-sized book lying on a smooth tabletop or desktop. Which objects move the least when the paper is pulled rapidly
The wingspan (tip-to-tip) of a Boeing 747 jetliner is 59 m. The plane is flying horizontally at a speed of 200 m/s. Find the emf induced between the wing tips
A 15 kg brick rests on a roof that is at an angle of 40º to the horizontal. What is the component of the force into the surface of the roof
A 10 cm long thin glass rod is uniformly charged to +50 nC. A small plastic bead, charged to - 4.8 nC, is 4.2 cm from the center of the rod. What is the magnitude of the force of the bead.
A 0.70 kg ball is moving horizontally with a speed of 7.7 m/s when it strikes a vertical wall. What is the magnitude of the impulse of the ball
A particle moves along the x-axis. Its position is given by the equation x= 7 + 3t2 - 8t3 where x in meters and t in seconds. Find what is the objects acceleration
A tube of radius 5cm is connected to tube of radius 1 cm as shown above. Water is forced through the tube at a rate of 10 liters/min. The pressure in the 5 cm tube is 1×10^5 Pa. The density of water is 1000kg/m3. Suppose that the water is no visco..
A 300-kg load is hung on a wire of length 5.00 m, cross-sectional area 0.200 × 10-4 m2, and Young's modulus 8.00 × 1010 N/m2. What is increase in length of the wire
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