stimate the maximum efficiency of an automobile engine that has a compression ratio of 5:1.0. Assume the engine operates according to the Otto cycle and assume γ = 1.4.

Ben is surveying a plot to build a road 5 km long. how many meters long will the road be?

a metal coin has certain properties that can be measured. which property of a coin is different on the moon that is on earth?

g Assume a base, Base has a derived class, Sub ... Also, assume a method called methodX () is defined in Base and overridden in Sub.

An irreversible heat pump and a Carnot heat pump operate between the same two thermal reservoirs. Which heat pump has higher COP?

A 5,000 kg satellite is orbiting at 900 km above the Earth's surface. What is the potential energy of the satellite? At what distance from the Earth's surface is a 10,000 kg satellite if its potential energy is equal to - 4.68 x 10 11 J?

16 Suppose that a steel of eutectoid composition is cooled to 550°C (1020°F) from 760°C (1400°F) in less than 0.5 s and held at this temperature.

The rotor in a shaded pole motor consists of A coils energized by alternating current B a short circuited loop of copper wire c a permanent magnet D an iron cylinder

What factors are likely to promote the formation of stress corrosion cracks?

Find the mass if the force is 18 N and the acceleration is 2 m/s2

Which process must first take place in order for the proteins in foods to be used by body cells? (1) digestion (3) synthesis (2) storage (4) excretion