Which of the following option correctly describes the variation of the speed ` ` and acceleration `'a'` of a point mass falling vertically in a viscous medium that applies a force `F=-kv`, where `'k'` is constant, on the body?
(Graphs are schematic and drawn to scale)

Which of the following optiona correctly describes the variation of the speed upsilon and acceleration a of a point mass falling vertically in a viscous medium that applies a force F=-KC where K is a constant on the body ? (graphs are schematic and not drawn to scale)

Which one of the following given graphs represents the variation of rate constant (k) with temperature (f) for an endothermic reaction ?

Which of the following graphs correctly shows variation between the restoring force I F I and distance from the mean position (x) of a particle performing linear S.H.M.?

From amongst the following curves, which one shows the variation of the velocity v with time t for a small sized spherical body falling vertically in a long column of a viscous liquid

In a uniform electric field, a point charge of mass m and charge q is released from rest. If there are no other forces acting on the particle, then which of the following graphs, correctly show the dependence of the particles speed v on the distance x travelled by the particles speed v on the distance x travelled by it? [Graphs are schematic and not drawn to scale]

An oil drop of mass m and falls through a medium that offers a viscous drag force. F. if the velocity of the drop is constant it means that

A particle of mass and charge is released from rest in a uniform electric field. If there is no other force on the particle, the dependence of its kinetic energy on the distance travelled by it is correctly given by (graphs are schematic and not drawn to scale)

For a simple pendulum, a graph is plotted between itskinetic energy (KE) and potential energy (PE) against its displacement d . Which one of the following represents these correctly? (graph are schematic and not drawn to scale)