56. A cyclotron is used to accelerate Positive ions Negative ions Electrons Neutrons 57. The angle of dip is 90° at Equator Poles Both A &B None of these 58. A tape-recorder records sound in the form of Electrical energy Magnetic energy The magnetic field on the tape Variable resistance on the tape 59. The… Read More »
111. A virtual image larger than the object can be produced by Concave mirror Convex mirror Plane mirror Concave lens 112. The blue colour of the sky is due to the phenomenon of Reflection Refraction Scattering Dispersion 113. The radioactive isotope used to study thyroid gland is Carbon Cobalt Iron Iodine 114. Which of the… Read More »
56. The physical quantity which is equal to the change in momentum of a body is known as Force Acceleration Impulse Reaction 57. A force of 5N acts on a body weight 9.8 N. What is the acceleration? 49ms^-2 5ms^-2 49 ms^-2 51 ms^-2 58. If the normal force is doubled, then the coefficient of… Read More »
Solved Paper Laboratory Assistant 2018 Post Code: 639 Series: D Note: Answers are given according to the official answer key. In case of any discrepancy, do write us in the comment section. 1. Which of the following acids is a vitamin? Aspartic acid Ascorbic acid Adipic acid Saccharic acid 2. Which of the following bases… Read More »