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
A sample of carbon dioxide that undergoes a transformation from solid to liquid and then to gas would undergo ?
a change in mass
a change in density
a change in composition
no change in physical properties
Light waves are _________.
electro-mechanical waves
electro-magnetic waves
electro-optical waves
magneto-optical waves
The place located, at the confluence of Alaknanda arid Bhagirathi rivers is
Badrinath
Rishikesh
Rudraprayag
Devprayag
Consider the following statements :
1) Carbohydrates are the only source of energy to humans.
2) Fats give maximum energy on oxidation as compared to other foods.
Which of the statements given above is/are correct?
1 only
2 only
Both 1 and 2
Neither 1 nor 2
The burning sensation of a bee sting can be stopped by rubbing the affected area with soap. This is because
a bee sting is acidic and soap, an alkali, neutralizes it
a bee sting is alkaline and soap, an acid, neutralizes it
soap cleans the affected area and removes the sting
soap acts as an anesthetic and dulls the sensation
