What factors should be considered in quadcopter motor selection?

A) Voltage that matches battery and motor amp-hours

B) Amperage and weight

C) Maximum revolutions per minute and torque rating

D) Power-to-weight ratio and pitch

In mechanics what should a cable diameter be sized for maximum

Which of the two, Co or Ni, do you expect to have higher strength? Give your reasoning.

It is possible to maintain a pressure of 10 kPa in a condenser that is being cooled by river water entering at 20 °C?

Floor tiles 12 - inch 12 - inches To be installed on the kitchen floor measuring 10'8"*11'8" how many towels are needed? and add six tiles for waist and proper fitting

A long thin-walled double-pipe heat exchanger with tube and shell diameters of 1.0 cm and 2.5 cm, respectively, is used to condense refrigerant - 134a by water at 20°C.

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

What is the main role of matrix in composites! a) - to transfer stress to the other phases b) - to protect phases from environment c) - to reduce the hardness d) - to enhance ductility