On an aircraft carrier, a jet can be catapulted from 0 to 260 km/h in 1.90 s If the average force exerted by the catapult is 9.40×105 N , what is the mass of the jet?

The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane

What are atoms of the same element with varying number of neutrons

Along wire carrying a 4.2 a current perpendicular to the xy-plane intersects the x-axis at x=−1.7cm. a second, parallel wire carrying a 3.0 a current intersects the x-axis at x=+1.7cm. part a at what point on the x-axis is the magnetic field zero if the two currents are in the same direction? express your answer to two significant figures and include the appropriate units.