75251. An ammeter of 0-25 A range has a guaranteed accuracy of 1% of full scale reading. The current measured is 5 A. The limiting error is
75252. The coil of a moving iron instrument has a resistance of 500 Ω and an inductance of 1 H. It reads 250 V when a 250 V dc is applied. If series resistance is 2000 Ω, its reading when fed by 250 V, 50 Hz ac will be
75253. In 3 phase power measurement by two wattmeter method, the reading of one wattmeter is zero. The power factor of load is
75254. In a CRO which of the following is not a part of electron gun
75255. A series RL circuit is connected to a 100 V 50 Hz supply.The resulting current in 10A and power consumed is 500 W.The power factor of the circuit is:
75256. How are microcontrollers classified on the basic of internal bus width?
75257. For a full wave rectified sine wave,mean value is:
75258. System on chip means:
75259. All CDMA based technologies have------handovers.
75260. Expression ++i is equivalent to
75261. To multiply a number by 8 in 8085 we have to use RAL instruction
75262. IC (instruction cycle), FC (fetch cycle) and EC (executive cycle) are related as
75263. Which of the following is not a valid variable name in C?
75264. When .4546 E 5 and .5433 E 7 are to be added in normalized floating point mode
75265. Computer virus can hide itself in a diskette but not in a hard disk.
75266. The size of cache memory in most microcomputers is about
75267. Which of the following computer memories is fastest?
75268. During processing the instructions, data, intermediate results and final results in a computer are held in
75269. What is the toxic substance contained by typical electronic waste?
75270. Z flag is reset if an ALU operation results in 0.
75271. The power requirements of a DRAM in active and stand by modes is about
75272. Which of the following is not a valid real constant in C?
75273. In a computer the instructions, data, intermediate and final results during processing are held in ALU.
75274. The number of storage classes in C is
75275. Most of the memory chips in static RAM
75276. The interface chip for 8086 and 16 bit ADC is
75277. Which of the following real variable names is not valid in Fortran?
75278. Temporary register in 8085 is a 16 bit register.
75279. In which computer language is 'break' statement used
75280. In a microprocessor
75281. Assertion (A): If source and destination addresses are made implicit the length of instruction is reduced.Reason (R): 8085 has only 3 addressing modes.
75282. Assertion (A): Microprocessor 8085 has on-chip oscillator with inbuilt crystal.Reason (R): For frequency stability crystal oscillator is preferred.
75283. Consider the following program in Pascal
X = 2.57 X = (X + 0.06) 10 I = TRUNC (X) X = I X = X / 10.0
The final value of X would be
75284. Consider the following The first letter of a Java variable is lower case.Each successive word in Java variable begins with a capital letter.All other letters are lower case.A Java variable can have a digit as first character. Which of the above are correct?
75285. Consider the following DO statement in Fortran 77
DO 52 N = 1, 10, 3
The number of DO loop executions in the above statement is
75286. Which of the following can not be used as a variable name in C?
75287. In Java it is possible to have An array of integersAn array of string objectsAn array of arraysAn array on integer and strings Which of the above are correct?
75288. A 256 x 4 EPROM has
75289. To evaluate X = (A + B + 1.2) (A + B - C) the sequence of operation is
75290. In ALU 1C 74181 the addition and subtraction is in
75291. While selecting a memory chip the feature which should be examined is
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