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In an intrinsic semiconductor, the energy gap Eg is 1.2 eV. Its hole mobility is much smaller than electron mobility and independent of temperature. What is the ratio between conductivity In an intrinsic semiconductor the energy gap Eg is 1.2 eV. Its hole mobility is much smaller than electron mobility and independent of temperature. What [...]

Produce the truth table for the combination of gates shown in figure and hence show that it behaves as XOR gate. Produce the truth table for the combination of gates shown in figure and hence show that it behaves as XOR gate. September 14, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]

If one starts with 1 curie of radioactive substance ( T 1/2 = 12 hrs ) the activity left after a period of 1 week will be about If one starts with 1 curie of radioactive substance ( T 1/2 = 12 hrs ) the activity left after a period of 1 week will be [...]

Express by a truth table, the output y for all possible inputs A and B for the combination of gates shown in figure. Hence, show that it behaves as a NAND gate. Express by a truth table show that it behaves as a NAND gate. the output y for all possible inputs A and B [...]

A radioactive sample of ^(238)U decay to Pb through a process for which the half is 4.5 × 10^9 year. Find the ratio of number of nuclei of Pb to ^(238) U after a time of 1.5 × 10^9 year Given (2)1/3 = 1.26 Excitation energy of a hydrogen like ion in its first excitation [...]

The given figure represents a combination of gates, write the truth table. The given figure represents a combination of gates write the truth table. September 14, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

The given figure represents a combination of gates, write the truth table for this. The given figure represents a combination of gates write the truth table for this. September 14, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

The rate of distegration was observed to be 10^17 distegrations per sec when its half life period is 1445 yrs. The original number of particles is The rate of distegration was observed to be 10^17 distegrations per sec when its half life period is 1445 yrs. The original number of particles is September 14, 2020 [...]

A small quantity of solution containing Na24 radio nuclide (half-life=15 h) of activity 1.0 microcurie is injected into the blood of a person. A sample of the blood of volume 1cm3 taken after 5h shows an activity of 296 disintegrations per minute. Determine the total volume of the blood in the body of the person. [...]

Give the symbol, and the truth table of each of the two logic gates, obtained by using the two gate combinations, shown in figure. and the truth table of each of the two logic gates Give the symbol obtained by using the two gate combinations shown in figure. September 14, 2020 Category: Uncategorised (JEE Advanced [...]