If the emf produced in a wire is 0.88 volts and the wire  moves perpendicular to a magnetic field of strength  0.075 newtons/amperes·meter at a speed of  4.20 meters/second, what is the length of the wire in  the magnetic field? 0.27 meters 2.8 meters 0.020 meters 3.7 meters

Aperson standing in a canoe exerts a force of 700 n to throw an anchor over the side. find the acceleration of the canoe if the total mass of the canoe and the person is 100 kg?

Suppose an objects initial velocity is 10m/s and it’s final velocity is 4 m/s. mass is constant. what can best be concluded about the object based in the work-energy theorem

If an astronaut takes an object to the moon the following is true (choose only one). a the mass will change but the weight will be the same. b both the mass and the weight of the object will be the same. c the weight will change but the mass will be the same. d both the mass and the weight of the object will change.