Physics question and answers for October 17, 2023
- Q Choose the incorrect statement The nuclear force between two nucleons falls rapidly to zero as their distance is more than few fm Potential energy between two nucleons is minimum at...
- Q Consider an arrangement of a biprism and screen as shown in the figure The refracting angle of the biprism is A 20 and the refractive index of its material is...
- Q For nuclear fusion choose incorrect statement In fusion two lighter nuclei combine to form a larger nucleus In fusion a heavy nucleus breaks into two smaller nucleus Fusion of hydrogen...
- Q X rays are emitted by a tube containing the element Niobium Z 41 as anti cathode and the K x rays are allowed to be incident on an unknown gas...
- Q Block A of mass 1 kg is hanging at rest from a vertical spring of spring constant k 600 N m Block B of 1 kg mass strikes the block...
- Q 2 In a CE transistor amplifier the audio signal voitage across the collector resistance of 2kQ is 2V If the base resistance is 1kQ and the current amplification of the...
- Q Assuming that about 20 MeV of energy is released per fusion reaction H H He E other particles Then the mass of H consumed per day in fusion reactor of...
- Q A nuclear explosion is designed with a nuclear fuel consisting of U 235 to run a reactor to deliver 1 MW of heat energy The amount of energy released per...
- Q 4 In the options given below let E denote the rest mass energy of a nucleus and n a neutron The correct option is 1 E U E I E...
- Q 1 Binding energy per nucleon versus mass number curve for nuclei is shown in the figure W X Y and Z are four nuclei indicated on the curved The process...
- Q The above is a plot of binding energy per nucleon Eb against the nuclear mass M A B C D E correspond to different nuclei Consider four reactions i A...
- Q The curve of binding energy per nucleon as a function of atomic mass number has a sharp peak for helium nucleus This implies that helium a can easily be broken...
- Q The number of beta particles emitted by a radioactive substance is twice the number of alpha particles emitted by it The resulting daughter is an 2009 a isomer of parent...
- Q c 60 days d 15 days 87 A certain mass of Hydrogen is changed to Helium by the process of fusion The mass defect in fusion reaction is 0 02866...
- Q 49 If M A Z M and M denote the of the nucleus masses AX proton and neutron respectively in units of u 1 u 931 5 MeV c and...
- Q A nuclear reactor of 500 MW rating is used for a nuclear fusion reaction 2H H He If the energy from the above reaction is used with 25 efficiency in...
- Q Additional Materials EeBook 4 Points DETAILS MY NOTES 30 0 ASK YOUR TEACHER A small plastic ball with a mass of 6 45 x 10 3 kg and with a...
- Q Obtain the mass defect in amu and binding energy in MeV for the Fe nucleus What is the binding energy in MeV per nucleor Symbol Z A Mass amu 10...
- Q 2 The kinetic energy of a particle emitted in the a decay of 88 Ra 226 is given mass number of Ra 222 u a 5 201 MeV c 6...
- Q c energy e energy production in stars Kerala CEE 20 d 1 1 The approximate ratio of nuclear mass densities of 197 Au and 107 Ag nuclei is 47 79...
- Q 3 The half life of a radioactive isotope X is 20 yr It decays to another element Y which is stable The two elements X and Y were found to...
- Q 7 If the nuclear force between two protons two neutrons and between proton and neutron is denoted by Fpp Fnn and Fpn respectively then a Fpp Enn Fpn PP b...
- Q Two nuclei fuse together to form a single nucleus as A AB If binding energy per nucleon of A and B are respectively x and y then the energy released...
- Q The number of particles emitted by a radioactive substance is twice the number of a particles emitted by it The resulting daughter is an NCERT Pg 450 1 Isomer of...
- Q of one 14 A nucleus ruptures into two nuclear parts which have their velocity ratio equal to 2 1 What will be the ratio of their nuclear size nuclear radius...
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