गति के तीसरे समीकरण (v2 = u2 + 2as) में निम्नलिखित में से कौन सी भौतिक राशि मौजूद नहीं होती है?

Which of the following physical quantities specifies speed along with direction?

Sunita plots the following graphs from experimental data: Graph 1: Distance-time graph for a uniformly accelerated motion. Graph 2: Velocity-time graph for a uniformly accelerated motion. The shapes of Graph 1 and Graph 2 respectively are: