|
Consider figure for photoemission
|
|
1
|
1506
|
December 10, 2016
|
|
There are two sources of light, each emitting
|
|
1
|
2433
|
December 10, 2016
|
|
There are materials which absorb photons of shorter wavelength and emit photons of longer wavelength
|
|
1
|
2415
|
December 10, 2016
|
|
The energy flux of sunlight reaching the surface of the earth
|
|
1
|
2767
|
December 10, 2016
|
|
The work function for a certain metal is 4.2 eV
|
|
1
|
4307
|
December 10, 2016
|
|
Two monochromatic radiations
|
|
1
|
3485
|
December 10, 2016
|
|
Calculate and compare the energy released by
|
|
1
|
1886
|
December 10, 2016
|
|
A 1000 MW fission reactor consumes half of its fuel in 5 yr. How much ${}_{92}^{235}U$ did it contain initially?
|
|
1
|
1286
|
December 10, 2016
|
|
Suppose India had a target of producing by 2020 AD, 200000 MW of electric power
|
|
1
|
875
|
December 10, 2016
|
|
In the study of Geiger-Marsdon experiment on scattering
|
|
1
|
2256
|
December 10, 2016
|
|
Draw a plot of potential energy between a pair of nucleons
|
|
1
|
14060
|
December 10, 2016
|
|
Obtain the binding energy (in MeV) of a nitrogen nucleus , given m = 14.00307u
|
|
0
|
5522
|
December 10, 2016
|
|
A heavy nucleus X of mass number 240 and binding energy per nucleon 7
|
|
1
|
3394
|
December 10, 2016
|
|
If both the numbers of protons and neutrons
|
|
1
|
4137
|
December 10, 2016
|
|
Draw the output signal ${ C }_{ 1 }$ in the given combination of gates
|
|
1
|
1253
|
December 10, 2016
|
|
Write the truth table for the circuits given in figure
|
|
1
|
1785
|
December 10, 2016
|
|
Identify the gates P and Q shown in the figure
|
|
1
|
1864
|
December 10, 2016
|
|
How would you set up a circuit to obtain NOT gate using a transistor?
|
|
0
|
2150
|
December 10, 2016
|
|
Identify the logic gates X and y
|
|
1
|
1420
|
December 10, 2016
|
|
Draw the output waveform at X
|
|
1
|
1814
|
December 10, 2016
|
|
Write the truth table for combination of the gates shown. Name the gates used
|
|
1
|
1828
|
December 10, 2016
|
|
Give a brief explanation that how a NOT gate is realised using NAND gate
|
|
0
|
1661
|
December 10, 2016
|
|
Two car garages have a common gate which needs to open automatically
|
|
1
|
1602
|
December 10, 2016
|
|
Identify the logic gates marked P and Q in the given circuit. Write the truth table for the combination
|
|
1
|
2561
|
December 10, 2016
|
|
In normal case, emitter-base junction
|
|
1
|
674
|
December 10, 2016
|
|
Write the truth table for the circuit shown in figure below. Name the gate that the circuit resembles
|
|
1
|
2164
|
December 10, 2016
|
|
For a CE-transistor amplifier
|
|
1
|
1896
|
December 10, 2016
|
|
With what considerations in view, a photodiode is fabricated?
|
|
1
|
1833
|
December 10, 2016
|
|
Mention the important considerations
|
|
1
|
1656
|
December 10, 2016
|
|
As we know, an n-type semiconductor has large number of electrons but it is still electrically neutral. Why?
|
|
0
|
2349
|
December 10, 2016
|