#### Thank you for registering.

One of our academic counsellors will contact you within 1 working day.

Click to Chat

1800-5470-145

+91 7353221155

CART 0

• 0
MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping

# PQ is a smooth inclined plane whose inclination q can be varied in such a way that Q remains fixed and P can move on a vertical line PR. A particle slides from rest from P. For different values of q, the time of descent t from P is noted. Minimum value of t is

Arun
25763 Points
one year ago
Force along the incline :

mg \sin \theta

Assuming zero Friction :

accel. = g \sin \theta

By Laws of motion, and that body starts from rest :

{t}^{2} = \frac{2s}{g \sin \theta }

And there you get the time taken by the body ^^
Vikas TU
14149 Points
one year ago
Dear student
The above explanation is not properly explained