About projectile motion is correct to say:Which 3 are true. 1.In projectile moti

Question

About projectile motion is correct to say:Which 3 are true. 1.In projectile motion the y component acceleration is -g and the x component acceleration is zero. 2.In projectile motion the y component acceleration is g and the x component is v0t. 3.In projectile motion the trajectory has the mathematical form of a parabola (parabolic motion). 4.A projectile is an object that moves in two dimensions under the influence of gravity and air drag. 5.A projectile is an object that moves in two dimensions under the influence of only gravity. 6.The time of flight is different for the horizontal and the vertical motion components. 7.The horizontal and vertical components of projectile motion depends on gravity.

Explanation / Answer

1 is correct. as ax = 0 and ay = -9.8m/s^2 for a projetile motin. 2 is wrong as 1 is correct. 3 is correct. 4 is wrong. 5 is correct.

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