Recent questions tagged isro-ece

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$x^3$ + $x$ sin $x$ isa) Constant functionb) Odd functionc) Even functiond) Periodic function
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A box contains 5 black and 5 red balls. Two balls are one after another from the box, without replacement. The probability of both balls being red isa) 1/90b) 1/5c) 19/...
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The value of k for which the lines 2x + y -1 = 0,4x + 3y - 3 = 0 and 3x + ky - 2 = 0. are concurrent isa) -2b) 3c) 2d) -3
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The function shown in the figure when simplified will yield a result with _______ terms$2$$4$$7$$14$
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Given the decimal number -19 an eight bit two's complement representation is given bya) 11101110b) 11101101c) 11101100d) none of these
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If the memory chip size is 256 x 1 bits, then the number of chips required to make up 1K bytes of memory isa) 32b) 24c) 12d) 8
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The Boolean expression for the shaded area in the Venn diagram isa) X'+Y' +Zb) XY'Z + X'YZc) X + Y + Zd) X'Y'Z+XY
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For the switch circuit, taking open as 0 and closed as 1, the expression for the circuit is $\text{Y}$.$A+ (B+C) D$$A+ BC +D$$A (BC+D)$None of these
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10 bit A/D converters, the quantization error is given by (in percent)a) 1b) 2c) 0.1d) 0.2
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WAIT states are used toa) Make the processor wait during a DMA operationb) Make the processor wait during a power interrupt processingc) Make the processor wait during a ...
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Assuming that only the X and Y logic inputs are available and their complements X' and Y' are not available, what is the minimum number of two-input NAND gates requires t...
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Equation of a straight line passing through the point (-1,2) and making equal intercepts on the axes isa) x -y =1b)x-2y=1c)x+y=1d) x-y=2
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If a,b,c are the roots of equations $x^3$ + p$x^ 2$ +q$x$+p=0, Then the value of $$tan^{-1} a+ tan^{-1 }b+tan^{-1}c$$ isa) n π /4b) n π /2c) n πd) 2n π
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The region of the z plane for which |z-a|/|z+a| = 1 ($Re(a)$ ≠ 0) is:a) x-axisb) y axisc) The straight line z = lald) None of the above
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A unit vector perpendicular to the vectors a= 2i –3j + k and b=i+j-2k , isa) (1/ √ 3 ) (–i+j+k)b) (1/ √ 3 )(i+j- k)c) (1/ √ 3 )(i + j+k)d) (i+j+k)
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The sum S of A and B in a half Adder can be implemented by using K NAND gates. The value of K isa) 3b) 4c) 5d) None of these
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