What happen on 7th February 1985

Hey student puts a bathroom scale in an elevator. When the elevator is not moving, The student weighs 668 N. When the elevator accelerates upward, The student Weighs713 N.

An elevator filled with passengers has a mass of 1683 kg. (a) The elevator accelerates upward from rest at a rate of 1.20 m/s2 for 2.75 s. Calculate the tension in the cable (in N) supporting the elevator. g

Aipal measures a circuit at 1.2 A and 24. Using Ohm's law, what can he calculate for the circuit?

How many kwh of energy does a 650 - w toaster use in the morning if it is in operation for a total of 15 min?

Does plasma have fixed volume and fixed shape?

Which interaction of nature binds neutrons and protons into nuclei? A. strong B. weak C. electromagnetic D. gravitational

Why does icing sugar dissolve more rapidly than granular sugar?

At t = 0 the components of a radio-controlled car's velocity are vx = 0.5 m/s and vy = 1.2 m/s. Find the components of the car's velocity at t = 4.

2) A window washer pulls themselves upward using a bucket pulley apparatus. A) How hard must pull downward to raise herself slowly at a constant speed? B) If she increases this force by 15%, what will her acceleration be?

A star with an original mass of 8 to 25 solar masses will ultimately become a? a) red giant b) white dwarf c) neutron star d) main sequence star