Aug 17

EASY ROUND

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A point on the curve where two branches coming from different directions, meet and have a common tangent.

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What is the solid formed from a bicone with opening angle of obtained by slicing the solid with a plane containing the rotational axes resulting in a square cross section, then rotating the two pieces by and reconnecting them?

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When one of the factors of production is fixed in quantity or is difficult to increase, increasing the other factors of production will result in a less than proportionate increase in output. What do you call this law?

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A robot program that has the ability to move a robot to any position within the range but without specific path.

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It is a digital circuit that adds two bits and an input carry to produce a sum and an output carry.

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The terminal count of a modulus-13 binary counter is

.

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The outline of a communications satellite antenna pattern on the earth is known as

.

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A transmission line that is terminated with its characteristic impedance is called

.

MODERATE ROUND

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A path, also known as a thumb line, which cuts a meridian on a given surface at any constant angle but a right angle.

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Postal regulations require that the sum of the length and girth of a rectangular package may not exceed 108 inches (the girth is the perimeter of an end of the box). What is the maximum volume of a package with square ends that meets this criteria?

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A man borrows P6, 400 from a loan association. In repaying this dept, he has to pay P400 at the end of every 3 months on the principal and a simple interest of 16% on the principal outstanding at that time. Determine the total amount he has paid after paying all his debt.

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It is a beam where one end is fixed or restrained and the other end is simply supported.

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What do you call a thin slice of crystal used as a chassis for integrated components?

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Determine the output voltage of an op-amp for input voltages of Vi1 = 150 µV and Vi2 = 140 µV. The amplifier has a differential gain of Ad =4000 and the value of CMRR is 100.

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The amount of redundancy introduced by encoding the data is measured by the ratio n/k. The reciprocal of this ratio, which is k/n, is called

.

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What is the value of characteristic impedance for open wire line made up of standard No.18 AWG wire (0.040 inch in diameter) spaced 0.4 inch apart?

DIFFICULT ROUND

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It is type of plot used in quality control applications that combines a bar chart displaying percentages of categories in the data with a line graph showing cumulative percentages of the categories.

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Compute the standard deviation for {54, 57, 59, 59, 60, 61, 61, 62, 62, 62, 63, 64, 65, 65, 66, 66, 66, 66, 67, 67, 68, 68, 68, 68, 68, 69, 69, 69, 70, 71, 71, 72, 72, 73, 75, 75, 77, 79, 81, 83, 90}

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Proportional mode of control wherein the controller is not only considering the magnitude of the error signal but as well as its rate of change.

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A car must attain a speed of 65 kph for zero side thrust. If coefficient of friction is 0.60, what maximum safe speed at which the car can go without sliding up the curvature of the 100 m radius?

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Calculate the total harmonic distortion for the following amplitude components: fundamental amplitude of 2.5 V, second harmonic amplitude of 0.25 V, third harmonic amplitude of 0.1 V, and fourth harmonic amplitude of 0.05 V.

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What is an impulse commutated inverter which relies on LC circuit and on auxilary thyristor for commutation in the load circuit?

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In CCTV system, what type of camera pick-up device was developed for use in very low light conditions?

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The satellite is at height of 36000 km above the earth. The frequency used is 4000MHz, the transmitting antenna gain is 15dB and the receiving antenna gain is 45dB. Solve for the free-space transmission loss L.