Question 11 MarkThe motion of an ant on a paper is motion in a planeAnswertrueView full question & answer→
Question 31 MarkThe angle between resultant vector $\vec{R}$ and $\vec{P}$ is,$\alpha=\tan ^{-1}\left(\frac{Q \sin \theta}{P+Q \cos \theta}\right)$AnswertrueView full question & answer→
Question 51 MarkIn projectiles with uniform speed, the range is not the same in cases when $\theta=40^{\circ}$ and $\theta=50^{\circ}$AnswerfalseView full question & answer→
Question 61 MarkThe general equation of parabola passing through the origin is $y=a x-b x^3$AnswerfalseView full question & answer→
Question 71 MarkThe motion of a bomb dropped from an airplane while moving horizontally is an example of projectile motion.AnswertrueView full question & answer→
Question 81 Mark\begin{array}{l}\text { Magnitude of resultant vector } \vec{R}, \\\qquad R=\sqrt{P+Q+2 P Q \cos\theta}\end{array}AnswerfalseView full question & answer→
Question 91 MarkThe acceleration vector of a particle moving with uniform velocity is not a zero vector.AnswerfalseView full question & answer→
Question 101 MarkThe displacement vector always points towards the path of minimum distance between the initial and final positions.AnswertrueView full question & answer→