The voltage and current at the terminals of the circuit element in fig 1.5 are zero for t< 0. for 1.6 0, they are u=80,000te-sor v, 120; -500 -1ste- a

According to newton’s first law of motion, which force is expected to cause a body to accelerate?

Considering only the earth's rotation, determine how much later the asteroid would have had to arrive to put the explosion above helsinki at longitude 25˚ e? this would have obliterated the city.

What system does a dentist chair system use? pneumatic or hydraulic system?