Indian army has published the notification for SSC Tech 56 men and SSC Tech 27 women for the course commencing at OTA Chennai from April 2021
An object is moving with uniform acceleration a. its initial velocity is u, and after time t its velocity is v. the equation of its motion is v = u + at. The velocity (along y-axis) time (along x-axis) graph shall be a straight line
passing through the origin
with x-intercept u
with y-intercept u
with slope u
A passenger in a moving train tosses a coin upward which falls behind him. It implies that the motion of the train is
accelerated
uniform
retarded
along the circular track
An unripe mango placed in a concentrated salt solution to prepare pickle shrivels because _________ .
it gains water due to osmosis
it loses water due to reverse osmosis.
it gains water due to reverse osmosis
it loses water due to osmosis
The molarity of table salt in the solution prepared by dissolving its 4 g in enough water to form 250 mL would be around:
0.3 M
0.6 M
0.9 M
1.2 M
Emperor seamount is an extension of:
Reunion islands
Hawaii islands
Galapagos Islands
Aegean Islands
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