If A = î + 3ĵ and B = î − ĵ + k̂, then unit vector perpendicular to A and B
NextA ball is thrown at an angle of θ to the horizontal such that it covers maximum
A 20 g bead slides from rest along a circular wire of radius 10/π cm under constant tangential accel
EasyTwo car of masses m₁ and m₂ are moving in circles of radii r₁ and r₂ respectively. Their speeds are
EasyIn uniform circular motion, the centripetal acceleration has
MediumAngular speed of a particle varies with time (in s) as ω = 4t² (rad/s). If the particle moves on a c
EasyA particle is moving on a circular track of radius 2 m. Its speed varies as v = αt² where α is a con
EasyA particle moves in a circular path of radius 4 m with a uniform speed of 6 m/s. Its acceleration is
Practice Physics Exams
Full-length mock tests with detailed analytics, rank, and percentile.
Browse Exams