Physics
If power dissipated in the 9Ω resistor in the circuit shown is 36 Watt, the potential difference across the 2Ω resistor is
22
Aug
If power dissipated in the 9Ω resistor in the circuit shown is 36 Watt, the potential difference across the 2Ω resistor is If power dissipated in the 9Ω resistor in the circuit shown is 36 Watt the potential difference across the 2Ω resistor is August 22, 2020 Category: Chapter 22 - Current Electricity , NEET [...]
A, B and C are voltmeters of resistance R, 1.5 R and 3R respectively as shown in the figure. When some potential difference is applied between X and Y, the voltmeter reading are VA, VB and VC respectively. Then
22
Aug
A, B and C are voltmeters of resistance R, 1.5 R and 3R respectively as shown in the figure. When some potential difference is applied between X and Y, the voltmeter reading are VA, VB and VC respectively. Then 1.5 R and 3R respectively as shown in the figure. When some potential difference is applied [...]
A carbon resistor of (47 ± 4.7)kΩ is to be marked with rings of different colours for its identification. The colour code sequence will be
22
Aug
A carbon resistor of (47 ± 4.7)kΩ is to be marked with rings of different colours for its identification. The colour code sequence will be A carbon resistor of (47 ± 4.7)kΩ is to be marked with rings of different colours for its identification. The colour code sequence will be August 22, 2020 Category: Chapter [...]
The resistance of a wire is R ohm. If it is melted and stretched to n times its original length, its new resistance will be
22
Aug
The resistance of a wire is R ohm. If it is melted and stretched to n times its original length, its new resistance will be its new resistance will be The resistance of a wire is R ohm. If it is melted and stretched to n times its original length August 22, 2020 Category: Chapter [...]
A fighter plane is flying horizontally at a height of 250m from ground with constant velocity of 500m/s. It passes exactly over a cannon which can fire a shell at any time in any direction with a speed of 100m/s. Find the duration of time for which the plane is in danger of being hit by a cannon shell.
22
Aug
A fighter plane is flying horizontally at a height of 250m from ground with constant velocity of 500m/s. It passes exactly over a cannon which can fire a shell at any time in any direction with a speed of 100m/s. Find the duration of time for which the plane is in danger of being hit [...]
A mixture consists of two radioactive materials A1 and A2 with half-lives of 20s and 10s respectively. Initially the mixture has 40g of A1 and 160g of A2. The amount the two in the mixture will become equal after
22
Aug
A mixture consists of two radioactive materials A1 and A2 with half-lives of 20s and 10s respectively. Initially the mixture has 40g of A1 and 160g of A2. The amount the two in the mixture will become equal after A nucleus nmX emits one α particle and two β particles. The resulting nucleus is August [...]
A nucleus nmX emits one α particle and two β particles. The resulting nucleus is
22
Aug
A nucleus nmX emits one α particle and two β particles. The resulting nucleus is A nucleus nmX emits one α particle and two β particles. The resulting nucleus is August 22, 2020 Category: Chapter 31 - Nuclei , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,
When an α-particle of mass ′m′ moving with velocity ′v′ bombards on a heavy nucleus of charge ′Ze′, its distance of closest approach from the nucleus depends on m as
22
Aug
When an α-particle of mass ′m′ moving with velocity ′v′ bombards on a heavy nucleus of charge ′Ze′, its distance of closest approach from the nucleus depends on m as its distance of closest approach from the nucleus depends on m as When an α-particle of mass ′m′ moving with velocity ′v′ bombards on a [...]
The mass of Li nucleus is 0.042u less than the sum of masses of its nucleons. Find the binding energy per nucleon.
22
Aug
The mass of Li nucleus is 0.042u less than the sum of masses of its nucleons. Find the binding energy per nucleon. The mass of Li nucleus is 0.042u less than the sum of masses of its nucleons. Find the binding energy per nucleon. August 22, 2020 Category: Chapter 31 - Nuclei , NEET Last [...]
Fission of nuclei is possible because the binding energy per nucleon in them
22
Aug
Fission of nuclei is possible because the binding energy per nucleon in them Fission of nuclei is possible because the binding energy per nucleon in them August 22, 2020 Category: Chapter 31 - Nuclei , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,