266213 Particle of mass 'M' at rest breaks into two particles of masses \(\frac{M}{4}\) and \(\frac{3 M}{4}\). Find the ratio of their deBroglie wavelengths:

266245 An astronomical telescope of eight fold angular magnification has a length of 45 cm the focal length of the objective is:

266214 If the velcoity \(v\) of a particle moving along a straight line decreases linearly with its displacement from \(\mathrm{v}=20 \mathrm{~m} / \mathrm{s}\) to a value approaching zero at \(\mathrm{s}=30 \mathrm{~m}\), then acceleration of the particle at \(v=15 \mathrm{~m} / \mathrm{s}\) is :

266215 Maximum wavelength of emission is obtained for the transition of electron in a Bohr's atom from:

266216 In hydrogen atoms if radius of first orbit of electron is R , then radius of its fourth orbit will be:

266213 Particle of mass 'M' at rest breaks into two particles of masses \(\frac{M}{4}\) and \(\frac{3 M}{4}\). Find the ratio of their deBroglie wavelengths:

266245 An astronomical telescope of eight fold angular magnification has a length of 45 cm the focal length of the objective is:

266214 If the velcoity \(v\) of a particle moving along a straight line decreases linearly with its displacement from \(\mathrm{v}=20 \mathrm{~m} / \mathrm{s}\) to a value approaching zero at \(\mathrm{s}=30 \mathrm{~m}\), then acceleration of the particle at \(v=15 \mathrm{~m} / \mathrm{s}\) is :

266215 Maximum wavelength of emission is obtained for the transition of electron in a Bohr's atom from:

266216 In hydrogen atoms if radius of first orbit of electron is R , then radius of its fourth orbit will be:

266213 Particle of mass 'M' at rest breaks into two particles of masses \(\frac{M}{4}\) and \(\frac{3 M}{4}\). Find the ratio of their deBroglie wavelengths:

266245 An astronomical telescope of eight fold angular magnification has a length of 45 cm the focal length of the objective is:

266214 If the velcoity \(v\) of a particle moving along a straight line decreases linearly with its displacement from \(\mathrm{v}=20 \mathrm{~m} / \mathrm{s}\) to a value approaching zero at \(\mathrm{s}=30 \mathrm{~m}\), then acceleration of the particle at \(v=15 \mathrm{~m} / \mathrm{s}\) is :

266215 Maximum wavelength of emission is obtained for the transition of electron in a Bohr's atom from:

266216 In hydrogen atoms if radius of first orbit of electron is R , then radius of its fourth orbit will be:

266213 Particle of mass 'M' at rest breaks into two particles of masses \(\frac{M}{4}\) and \(\frac{3 M}{4}\). Find the ratio of their deBroglie wavelengths:

266245 An astronomical telescope of eight fold angular magnification has a length of 45 cm the focal length of the objective is:

266214 If the velcoity \(v\) of a particle moving along a straight line decreases linearly with its displacement from \(\mathrm{v}=20 \mathrm{~m} / \mathrm{s}\) to a value approaching zero at \(\mathrm{s}=30 \mathrm{~m}\), then acceleration of the particle at \(v=15 \mathrm{~m} / \mathrm{s}\) is :

266215 Maximum wavelength of emission is obtained for the transition of electron in a Bohr's atom from:

266216 In hydrogen atoms if radius of first orbit of electron is R , then radius of its fourth orbit will be:

266213 Particle of mass 'M' at rest breaks into two particles of masses \(\frac{M}{4}\) and \(\frac{3 M}{4}\). Find the ratio of their deBroglie wavelengths:

266245 An astronomical telescope of eight fold angular magnification has a length of 45 cm the focal length of the objective is:

266214 If the velcoity \(v\) of a particle moving along a straight line decreases linearly with its displacement from \(\mathrm{v}=20 \mathrm{~m} / \mathrm{s}\) to a value approaching zero at \(\mathrm{s}=30 \mathrm{~m}\), then acceleration of the particle at \(v=15 \mathrm{~m} / \mathrm{s}\) is :

266215 Maximum wavelength of emission is obtained for the transition of electron in a Bohr's atom from:

266216 In hydrogen atoms if radius of first orbit of electron is R , then radius of its fourth orbit will be: