Object A has a momentum of 24kgm/s and hits Object B, which already has a momentum of 15kgm/s. After the collision Object B now has a momentum of 31kgm/s. What must the final momentum of the Object A be?

A-4.60 μc charge is moving at a constant speed of 6.80×105 m/s in the +x−direction relative to a reference frame. at the instant when the point charge is at the origin, what is the magnetic-field vector it produces at the following points.

Acapacitor is storing energy of 3 joules with a voltage of 50 volts across its terminals. a second identical capacitor of the same value is storing energy of 1 joule. what is the voltage across the terminals of the second capacitor?

Compare the patterns of the two waves shown in the image. which statement is true about these waves?