CSIT Entrance Preparation MCQ Questions - Hamro CSIT

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An ammeter reads up to 1A. Its internal resistance is 0.81Ω. To increase the range to 10A, the value of shunt required is

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In LCR circuit potential difference between terminals of inductance is 60V, between terminals of condenser is 30V and between terminals of resistance is 40V, supply voltage will be equal to

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In an ionosphere electron execure 1.410^6 revolution in a second. Find the strength magnetic flux density in this region. (e/m=1.81011C/kg)

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An X-ray tube function at pd of 8000 volt, the wavelength of X-rays photon produced after scattering through the target is

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The ionization potential of hydrogen is 13.5ev. Calculate the energy released when an electron jumps from n=3 to n=2 orbit

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The collector current in npn transistor circuit is 19mA. What is the base current if 95% of the electrons emitted reach the collector?

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The range of the function x/|x|

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If log81/log9 = logx then x=

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A={x:2x+1=0 and x is an integer}, then A is

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If (1-ix)/(1+ix)=a-ib, then the value of a2+b2=

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