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Daily Question Banks for Engineering Entrance and Board Exams
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| Questions |
Physics |
Multiple Choice Question with Only One Choice Correct
A rectangular coil of area A, number of turns n and carrying a current I is place in a magnetic field B. The torque on the coil is doubled if
(a) both A and B are doubled
(b) both A and I are doubled
(c) only A is doubled
(d) only n is halved |
Chemistry |
Multiple Choice Question
Which of the following has a negative charge?
| (a) |
Neutrino |
(b) |
Neutron |
(c) |
Positron |
(d) |
Antiproton |
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Mathematics |
| Find the largest positive term of the A.P. whose first two terms are 2/5 and 12/23. |
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