A distance is always : (A) shortest length between two points (B) path covered by an object between two points

(b) apply the brakes hard enough to just prevent slipprn Explanation:  In order to stop a car in shortest distance on a horizontal road, Maximum possible force of friction by applying brakes is needed. Maximum force of...

(a) the measured times are same (b) the measured speeds are same EXPLANATION:   The time of fall t = √(2h/g) and the final speed v=√(2gh). The time period of the pendulum clock T=2π√(l/g)....

(iii) Elongated path

(b) apply the brakes hard enough to just prevent slipprn Explanation:  In order to stop a car in shortest distance on a horizontal road, Maximum possible force of friction by applying brakes...

(a) the measured times are same (b) the measured speeds are same EXPLANATION:   The time of fall t = √(2h/g) and the final speed v=√(2gh). The time period of the pendulum clock T=2π√(l/g). If the...

(c) Period between 1990-92 was second plan holiday. The first plan holiday was between 1966-69.

(A) Is always positive

The correct answer is : 12 cm.

The length of the field is 500 m.

12, 240, 2880