An object was thrown at a certain angle above the ground. It reaches a maximum height of 42.50 meters and hits back the ground 76 meters 1.find the time of flight
2.what is the initial velocity
3.find the angle of the projectile

Suppose a wire with a current is pushed upward by a magnetic field. how would the wire move if the direction of the current reversed? explain your answer.

Which of the following changes will increase the capacitance of a parallel-plate capacitor? (there could be more than one correct choice.) a) increase the charge on the plates b) decrease the poten5al between the plates c) increase the potential between the plates d) introduce a dielectric material between the plates e) decrease the separation between the plates

Can you match these to the correct definition