JEE Main Physics question

An object is moving with a uniform acceleration which is parallel to its instantaneous direction of motion. The displacement –velocity graph of this object is [SCRA 1998, DCE 2000, AIIMS 2003, Orissa PMT 2004]

• (A)A full circular loop
• (B)A concave-down curve (square-root shape), increasing with decreasing slope
• (C)A concave-up curve, increasing with increasing slopeCorrect
• (D)A straight line rising linearly from the origin