Aug 18

If the product of the slopes of two straight lines is negative 1, one of these lines are said to be

A regular polygon has 27 diagonals. What is this polygon?

What common carboxylic acid is found in yogurt?

The word electron comes from the Greek word “electron” which means

The electric or magnetic effect of one body on another without any physical contact between them is called

In a semiconductor diode, the total capacitance, that is the capacitance between terminals and electrodes, and the internal voltage variable capacitance of the junction is called

This is a digital optical disc storage format, invented and developed by Philips, Sony, Toshiba, and Panasonic in 1995.

Contains seven bytes of alternating 0s and 1s that alert the receiving system to the coming frame and enable it to synchronize its input timing.

It is a mnemonic aid to easily find all relations between the angles and sides in a right spherical triangle.

In how many ways can 9 different books be arranged on a shelf so that 3 of the books are never all together?

A written contract to pay a certain redemption value on a specified redemption date and to pay equal dividends periodically.

The solubility of the sucrose, a chemical name for sugar, is 490/100g at 100°C the solution is prepared by mixing 175 g sugar in .045 kg of water at 100°C. Determine the maximum amount of sugar that can be dissolved in the water at 100°C.

What do you call the number of logic gates of the same family that can be connected to the input of a particular gate without degrading the circuit performance?

A meter has a full-scale current of 50μA, what is its sensitivity?

This is a multiplexing technique that takes advantage of the fact that the useful bandwidth of the medium exceeds the required bandwidth of a given signal.

On a day when the speed of sound is 245 m/s, the fundamental frequency of a stopped organ pipe is 220 Hz. How long is this stopped pipe?

What is the maximum value of 3 - 2 cos x?

It is that portion of a spherical surface between two parallel planes. A spherical zone of one base has one bounding plane tangent to the sphere.

It is a process in which energy absorbed by a substance is released relatively slowly in the form of light.

Heat is transferred to a heat engine from a furnace at a rate of 92 MW. If the rate of waste heat rejection to a nearby river is 45 MW determine the net power output and the thermal efficiency of this heat engine.

A thin square steel plate, 10 cm on a side, is heated in a black-smith’s forge to a temperature of 800°C. If the emissivity is 0.60, what is the total rate of radiation of energy?

A type of linear beam microwave tube that uses velocity modulation of the electron beam.

An FM LOS microwave link operates at 6.15 GHz. The transmitter output power is 1 watt. The path length is 34 km; the antennas at each end have a 35-dB gain and the transmission line losses at each end are 3 dB. Find the received signal level (RSL) in dBm.