A simple cell with mercury-amalgamated zinc electrode prevents
local actions
polarization
buckling
degradation
Correct answer is A
No explanation has been provided for this answer.
A current carrying conductor experiences a force when placed in a magnetic field because the
conductor is magnetized
magnetic field of the current interacts with external magnetic field
force is due to the motor principle
electric field of the current interacts with the external magnetic field
Correct answer is B
No explanation has been provided for this answer.
i only
ii and iii only
i and ii only
i, ii, and iii.
Correct answer is C
No explanation has been provided for this answer.
i only
ii only
i and iii only
ii and iii only
Correct answer is D
No explanation has been provided for this answer.
The property of the eye known as its power of accommodation is controlled by the
pupil
virteous humour
iris
ciliary muscles
Correct answer is D
The ciliary body produces the fluid in the eye called aqueous humor.
It also contains the ciliary muscle, which changes the shape of the lens when your eyes focus on a near object.
This process is called accommodation.