Physics question and answers for August 10, 2024
- Q 49 A massless inextensible string in the form of a loop is placed on a horizontal film of soap solution of surface tension T If film is pierced inside the...
- Q The equivalent inductance of two inducto 2 4 H when connected in parallel and 10H connected in series What is the valu inductances of the individual inductors 1 8H 2H...
- Q al bed 3 Energy is neither liberated nor absorbed 4 Some mass is converted into energy 41 The radius of a soap bubble is r The surface tension of soap...
- Q In Davisson Germer experiment the maximum intensity is observed at Scattering angle 50 and 54 volt Scattering angle 54 and 50 volt Scattering angle 50 and 50 volt O None...
- Q Two dipoles with dipole moment p 5x 10 KC m and p 9x10 KC m are located at points 0 0 2 m and 0 0 3 m respectively If...
- Q When current changes from 2 A to 2 A in 0 05 s an emf of 8 V is induced in a coil Co efficient of self induction of coil...
- Q If the nucleus 4X has a radius of about 3 6 fm then 125 would have the radius as A 27 3 6 fm 6 0 fm 4 8 fm...
- Q O No 24 A thin metal shell enclosed by concentric thick hollow metal sphere then potential at point P is 20 1 2 3 KQ C KQ a KQ C...
- Q Water flows in a stream line manner through a capillary tube of radius a The pressure difference being P and the rate of flow is Q If the radius is...
- Q If TA is mean life of a sample A and is the mean life of sample B From the plot shown which of the following is correct dN dt TA...
- Q A spectral line A 5000 in the line coming from distant star is observed as 5010 The receding velocity of the star is O 1 2 x 107 cm s...
- Q The maximum intensity of fringes in young s double slit experiment is If one of slit is closed the intensity of that point becomes lo The correct relation is 0...
- Q 28 A spherical ball is dropped in a long column of viscous liquid The speed v of the ball varies as function of time as 3 3 0 0 4...
- Q 09 A massive bead is threaded on a light rod that is pivoted to a fixed point O at one end Initially the rod is held in a horizontal position...
- Q A single slit of width 0 20 mm is illuminated with the light of wavelength 500 nm The screen is placed 80 cm from the slit The width of the...
- Q Monochromatic green light of wavelength 5 x 10 7 m illuminates a pair of slits 1 mm apart The separation between consecutive bright fringes on the interference pattern formed on...
- Q 26 on the two sides of light string mA 8 Kg ms 10 Kg g 10m s A B 1 If monkey A holds the string tightly B goes down...
- Q a circle of radius r due to their mutual gravitational Two particles of equal mass m are moving round interaction The speed of each particle will be 1 2 3...
- Q 31 A liquid flows in the tube from left to right as shown in figure A and A are the cross sections of the portions of the tube as shown...
- Q The activity of a sample is measured as No counts per minute at t 0 and No e counts at t 10 minutes The time in minutes at which the...
- Q 4 All of these The terminal velocity of a small sized spherical body of radius r falling vertically in a viscous liquid is given by the proportionality 1 v 2...
- Q 5 A disc of mass 1 Kg lies on a smooth horizontal table A light string runs half way around it as shown in figure One end of string is...
- Q Q No 13 A B DD A Find out value of Y 1 2 3 4 Correct Answer 1 Your Answer 3 A B A B A B D Y
- Q The de Broglie wavelength of neutron in thermal equilibrium at temperature T is nearly h 6 63 x 10 34 SI units kg 1 38 x 10 23 SI units...
- Q In YDSE 12 fringes are observed to be formed in a certain segment of the screen when light of wavelength 600 nm is used If the wavelength of light is...
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