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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A block of mass 2 kg is free to move along the x-axis. It at rest and from t = 0 on wards it is subjected to a time-dependent force F(t) in the x direction. The force F(t) varies with t as shown in the figure. The kinetic energy of the block after 4.5 seconds is

A block of mass 2 kg is free to move along the x-axis. It at rest and from t = 0 on wards it is subjected to a time-dependent force F(t) in the x direction. The force F(t) varies with t as shown in the figure. The kinetic energy of the block after 4.5 seconds is

-a). The y-coordinate of the centre of mass of the ink in this drawing is 0 ) 0) and horizontal line (0 A) and each of the two line segments is m. The mass of the ink used to draw the outer circle is 6 m. The coordinates of the centres of the different parts are: outer cicle (0 left circle (-a Look at the drawing given in the figure which has been drawn with ink of uniform line-thickness. The mass of ink used to draw each of the two inner circles right inner circle (a vertical line (0