What causes a boat to float? My questions are super easy. So you can follow me if you like easy question.

Explain how the objects in a battery work with its components

If a switch is open, the circuit has a complete electrical path and the load will operate. True False

A heat engine does 210 J of work per cycle while exhausting 440 J of waste heat. Part A What is the engine's thermal efficiency? Express your answer using two significant figures.

What is the specific volume of superheated steam at 300 °C and a pressure of 1.2 MPa?

I logged on today to work on my makeup work. A: True B: False

The common-emitter current gains of two transistors are β = 60 and β = 150. Determine the corresponding common-base current gains. (b) The commonbase current gains of two transistors are α = 0.9820 and α = 0.9925.

Steam enters a turbine operating at steady state at 600°F and 200 lbf/in^2 with a velocity of 80 ft/s and leaves as saturated vapor at 5 lbf/in^2 with a velocity of 300 ft/s. The power developed by the turbine is 200 horsepower.

At steady state, a reversible heat pump cycle discharges energy at the rate to a hot reservoir at temperature TH, while receiving energy at the rate from a cold reservoir at temperature TC.

Against his financial advisor's advice, Frank has decided to invest his money in some risky stocks because he once made quite a bit of money in the stock market. His decision illustrates A. the representativeness heuristic B. overconfidence C.

A turntable A is built into a stage for use in a theatrical production. It is observed during a rehearsal that a trunk B starts to slide on the turntable 10 s after the turntable begins to rotate.