A lightweight electric car is powered by ten 12-V batteries. At a speed of 100 km/h, the average frictional force is 1500 N. What must be the power of the electric motor if the car is to travel at a speed of 100 km/h?

What is the function of deaerator in thermal power plant?

Isothermal process also means adiabatic internal reversible process. a) - True b) - False

Why must air tanks be drained

When 2 cars a and b are next to one another, they are traveling in the same dierection with speeds va and vb, respectively.

A bicycle travels 12 km in 40 minutes. Its average speed is a. 0.30 km b) 8.0 km/hr c. 18.0 km d. 48.0 km hr

Familiarity with basic fastener properties: For each of the standard fasteners specified informally below, determine the major diameter d, the pitch p, the pitch diameter dp, and the bolt length L.

The diameter of a cylinder is called the a.) stroke b.) bore c.) principal length d.) radius

Consider the following grooves, each of width W, that have been machined from a solid block of material. (a) For each case obtain an expression for the view factor of the groove with respect to the surroundings outside the groove.

What is the last step to the design process? A: Define the problem B: Present solution C: Evaluate a solution D: Develop a solution

The controller can be considered the brain of closed loop system