Physics In a railway track, two rails are joined end to end with a gap in between them because Steel can be saved Accidents due to contraction in winter can be avoided Accidents due to expansion in summer can be avoided Air-gaps are necessary for bearing the weight of running train Steel can be saved Accidents due to contraction in winter can be avoided Accidents due to expansion in summer can be avoided Air-gaps are necessary for bearing the weight of running train ANSWER DOWNLOAD EXAMIANS APP
Physics An object of 10 kg is moving with a speed of 2 m/s. The kinetic energy of the object is 25 J 10 J 20 J 40 J 25 J 10 J 20 J 40 J ANSWER DOWNLOAD EXAMIANS APP
Physics Which type of mirror is used in the head lights of vehicles ? Convex mirror Plane mirror Parabolic mirror Concave mirror Convex mirror Plane mirror Parabolic mirror Concave mirror ANSWER DOWNLOAD EXAMIANS APP
Physics What is the SI unit of Force? Pascal Boyle Newton Watt Pascal Boyle Newton Watt ANSWER DOWNLOAD EXAMIANS APP
Physics Which one is not a part of Kepler's Law? Law of speed Law of orbits Law of areas Law of periods Law of speed Law of orbits Law of areas Law of periods ANSWER DOWNLOAD EXAMIANS APP
Physics The spring balance works on the principle of ________ . Hooke's Law Pascal's Law Boyle's Law Bernoulli's principle Hooke's Law Pascal's Law Boyle's Law Bernoulli's principle ANSWER DOWNLOAD EXAMIANS APP
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