Technician A says a Zener diode breaks down at a specific voltage and will block current flow in both directions. Technician B says a Zener diode breaks down at a specific voltage and allows current to flow in either direction. Who is correct?

If the wheels lock when braking suddenly the vehicle: a: loses traction b: lose steering wheel ability c: gain speed slightly d: gain steering ability

Atomic nuclei of almost all elements consist of

Steelhead trout migrate up stream to spawn.occasionally they need to leap up small waterfalls to continue their journey. fortunately, steelhead are remarkable jumpers, capable of leaving the water at a speed of 8.0 m/s. a. what is the maximum height a steelhead trout can jump? b.leaving the water at 8.0 m/s, the trout lands on top of the water fall 1.8 m high. how long was it in the air?