Physics-

General

Easy

Question

# The figure shows energy levels of a certain atom, when the system moves from level 2E is emitted The to E, a photon of wavelength wavelength of photon produced during its transition from level 4/3 E to E level is:

## The correct answer is:

### Related Questions to study

physics-

### The ionisation energy of atom in ground state is :

### The ionisation energy of atom in ground state is :

physics-General

physics-

### A cylindrical solid of length L and radius a is having varying resistivity given by r = r0 x where r0 is a positive constant and x is measured from left end of solid. The cell shown in the figure is having emf V and negligible internal resistance. The electric field as a function of x is best described by :

### A cylindrical solid of length L and radius a is having varying resistivity given by r = r0 x where r0 is a positive constant and x is measured from left end of solid. The cell shown in the figure is having emf V and negligible internal resistance. The electric field as a function of x is best described by :

physics-General

physics-

### A charged oil drop falls with terminal velocity V_{0} in the absence of electric field An electric field E keeps it stationary The drop acquires additional charge q and starts moving upwards with velocity V_{0} The initial charge on the drop was

### A charged oil drop falls with terminal velocity V_{0} in the absence of electric field An electric field E keeps it stationary The drop acquires additional charge q and starts moving upwards with velocity V_{0} The initial charge on the drop was

physics-General

maths-

### if find the value of x in given figure.

### if find the value of x in given figure.

maths-General

maths-

### The number of positive integral solutions of the inequation is –

### The number of positive integral solutions of the inequation is –

maths-General

maths-

### Set of values of x satisfying the inequality is then 2a + b + c is equal to

### Set of values of x satisfying the inequality is then 2a + b + c is equal to

maths-General

maths-

### Number of integral values of x for which the inequality log_{10} 0 holds true, is

### Number of integral values of x for which the inequality log_{10} 0 holds true, is

maths-General

maths-

### implies

### implies

maths-General

maths-

### log4 (2x2 + x + 1) – log^{2} (2x – 1) – tan

### log4 (2x2 + x + 1) – log^{2} (2x – 1) – tan

maths-General

maths-

### The solution set of the inequation log1/3 (x^{2} + x + 1) + 1 > 0 is

### The solution set of the inequation log1/3 (x^{2} + x + 1) + 1 > 0 is

maths-General

maths-

### If –5 + 6 = 0 where a > 0, b > 0 & ab 1. Then the value of x is equal to

### If –5 + 6 = 0 where a > 0, b > 0 & ab 1. Then the value of x is equal to

maths-General

maths-

### No. of ordered pair satisfying simultaneously the system of equation . = 256 & log10 – log10 1.5 = 1 is.

### No. of ordered pair satisfying simultaneously the system of equation . = 256 & log10 – log10 1.5 = 1 is.

maths-General

maths-

### If = 1/x^{2}, then x =

### If = 1/x^{2}, then x =

maths-General

maths-

### If x_{n} > x_{n–1 }>...> x_{2} > x_{1} > 1 then the value of is equal to-

### If x_{n} > x_{n–1 }>...> x_{2} > x_{1} > 1 then the value of is equal to-

maths-General

maths-

### The expression logp where when simplified is.

### The expression logp where when simplified is.

maths-General