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A photon collides with a stationary hydrogen atom in the ground state inelastically. Energy of the colliding photon is 10.2 eV. Almost instantaneously, another photon collides with same hydrogen A photon collides with a stationary hydrogen atom in the ground state inelastically. Energy of the colliding photon is 10.2 eV. Almost instantaneously another photon collides [...]

4. In Fig. 6.42, if lines PQ and RS intersect at point T, such that angle PRT = 40°, angle RPT = 95° and angle TSQ = 75°, find angle SQT. 4. In Fig. 6.42 angle RPT = 95° and angle TSQ = 75° find angle SQT. if lines PQ and RS intersect at point [...]

3. In Fig. 6.41, if AB ll DE, angle BAC = 35° and angle CDE = 53°, find angle DCE. 3. In Fig. 6.41 angle BAC = 35° and angle CDE = 53° find angle DCE. if AB ll DE October 15, 2020 Category: Chapter 6 - Lines and Angles , Maths , NCERT Class [...]

2. In Fig. 6.40, angle X = 62°, angle XYZ = 54°. If YO and ZO are the bisectors of angle XYZ and angle XZY respectively of Δ XYZ, find angle OZY and angle YOZ. 2. In Fig. 6.40 angle X = 62° angle XYZ = 54°. If YO and ZO are the bisectors of [...]

The electron in a hydrogen atom makes a transition n1 to n2, where n1 and n2 are the principal quantum numbers of the two states. Assume the Bohr model as valid in this case. The electron in a hydrogen atom makes a transition n1 to n2 where n1 and n2 are the principal quantum numbers [...]

1. In Fig. 6.39, sides QP and RQ of ΔPQR are produced to points S and T respectively. If angle SPR = 135° and angle PQT = 110°, find angle PRQ. 1. In Fig. 6.39 find angle PRQ. sides QP and RQ of ΔPQR are produced to points S and T respectively. If angle SPR [...]

6. In Fig. 6.33, PQ and RS are two mirrors placed parallel to each other. An incident ray AB strikes the mirror PQ at B, the reflected ray moves along the path BC and strikes the mirror RS at C and again reflects back along CD. Prove that AB CD. 6. In Fig. 6.33 PQ [...]

The longest wavelength that a singly ionized helium atom in its ground state will absorb is The longest wavelength that a singly ionized helium atom in its ground state will absorb is October 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

The electric potential energy between a proton and an electron is given by U = U01n r/r0, where r0 is a constant. Assuming Bohr’s model to be applicable, write the variation of r with n The electric potential energy between a proton and an electron is given by U = U01n r/r0 where r0 is [...]

Imagine an atom made of a proton and a hypothetical particle of double the mass of the electron but having the same charge as the electron. Apply the Bohr atom model and consider all Imagine an atom made of a proton and a hypothetical particle of double the mass of the electron but having the [...]