dimagi paheli - 34 | Paheiyan | Riddle in hindi #shorts

Paheliyan and Detective Riddles To Test Your Brain| Hindi Paheliyan | Mind Your Logic

If Anju scored 68 out of 80 in Hindi, 46 out of 60 in Mathematics, 74 out of 90 in Science, and 34 out of 45 in English, in which subject did Anju score the maximum percentage marks?

If Anuj scored 68 out of 80 in Hindi, 46 out of 60 in Mathematics, 74 out of 90 in Science, and 34 out of 45 in English in which the subject did Anju score the maximum percentage.

An X-ray tube produces a continuous spectrum of radiation with its short wavelength end at 0.42Å. What is the maximum energy of photon in the radiation? What is the order of accelerating voltage (for electrons) requirement in such a case? h=6.62xx10^(-34)Js and e=1.6xx10^(-19)C

Jayant scored 33 marks in English, 38 marks in Mathematics, 36 marks in Sociology, 28 marks in Hindi and 34 marks in Economics. The maximum marks a students can score in each subject is 100. How much percentage did Jayant get in this exam?

A fuse made of lead wire has an area for cross-section 0.2mm^(2) . On short circuiting will the fuse wire reaches 32 A. How long after the short circuiting will the fuse begin to melt? For lead, specific heat capacity 134J kg^(-1)K^(-1) , melting point = 327^(@)C , relative density =11.34, initial temperature = 20^(@)C electricaL resistivity =11xx10^(-8)Omegam .

A fuse made of lead wire has an area of cross-section 0.2mm^(2) . On short circuiting. The current in the fuse wire reaches 30A. How long after the short circulting will the fuse begin to melt? For lead, specific heat 0.032 "cal" g^(-1) .^(@)C^(-1) , melting point =327^(@)C , density = 11.34g cm^(-3) and the resistivity =22xx10^(-6)Omega cm. Initial temperature of the wire is 20^(@)C . Neglect heat losses.