If `lambda_(1)` and `lambda_(2)` are the wavelengths of the third member of Lyman and first member of the Paschen series respectively,then the value of `lambda_(1):lambda_(2)` is:

If lambda_(1) and lambda_(2) are the wavelength of the first members of the Lyman and Paschen series, respectively , then lambda_(1) :lambda_(2) is

If lamda_1 " and " lamda_2 are the wavelengths of the first members of the Lyman and paschen series respectively, then lamda_1/lamda_2 is equal to

if mu_21 is 1.5, then find the value of lambda_1/lambda_2.

If lambda_(1) and lambda_(2) are the wavelength of characteristic X - rays and gamma rays respectively , then the relation between them is

In the hydrogen atom spectrum, lambda_(3-1) and lambda_(2-1) represent wavelengths emitted due to transition from second and first excited states to the ground state respectively . The ratio (lambda_(3-1))/(lambda_(2-1))=(p)/(q) , where p and q are the smallest positive integers . What is the value of ( p + q ) ?

If lambda_(1), lamda_(2)and lamda_(3) are the wavelengths of the wave giving resonance with the fundamental, first and second overtones respectively of a closed organ pipe Then the ratio of wavelength lambda_(1), lamda_(2)and lamda_(3) is

A black body emits maximum radiation of wavelength lambda_(1) at a certain temperature T_(1) . On increasing the temperature, the total energy of radiation emitted is increased 16 times at temperature T_(2) . If lambda_(2) is the wavelength corresponding to which maximum radiation is emitted at temperature T_(2) . Calculate the value of ((lambda_(1))/(lambda_(2))) .

if the wavelength of first member of Lyman series is lambda then calculate the wavelength of first member of Pfund series

If lambda_1, lambda_2 and lambda_3 are the wavelength of the waves giving resonance to the fundamental, first and second overtone modes respectively in a string fixed at both ends. The ratio of the wavelengths lambda_1:lambda_2:lambda_3 is

Let alpha and beta be the values of x obtained form the equation lambda^(2) (x^(2)-x) + 2lambdax +3 =0 and if lambda_(1),lambda_(2) be the two values of lambda for which alpha and beta are connected by the relation alpha/beta + beta/alpha = 4/3 . then find the value of (lambda_(1)^(2))/(lambda_(2)) + (lambda_(2)^(2))/(lambda_(1)) and (lambda_(1)^(2))/lambda_(2)^(2) + (lambda_(2)^(2))/(lambda_(1)^(2))