F ) (a) When the two waves with an equal intensity is incident on a surface with the incident angles of theta and -theta as shown in the right figure(a) write the k-vectors and the electric fields of the two waves, (b) Find the total electric field by adding the two waves, and explain how the waves are propagating or standing in each direction, and (c) Find the intensity of the resultant field, and draw the intensity distribution in x. What is the period of the intensity profile? E₂

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Motor Load, Torque, and Power Quality Requirement

An electric motor is a gadget that changes electrical energy into mechanical energy over to follow up on a mechanical burden. The weight set on the motor because of this mechanical movement is known as motor load. Appropriately matching the motor burden to the engine is vital to forestall harm to the engine or wasteful and unnecessary expensive activity. Engines perform such undertakings as moving a thing starting with one spot then onto the next, cutting it, changing its shape, etc. The motors might be evaluated as far as a few variables including power yield, voltage, current, and temperature. Harm to an engine might happen when it is worked under over the top engine load contrasted with its appraised limit.