NEET Test 130...

Which among the following have unpaired electrons?

B₂,C₂, N₂,O₂

The fluid present in the posterior chamber of the eye is known as

If a body is positively charged, then it has:

What is the coordination number of the fluoride ion? If the coordination number of the Ba²⁺ ions is barium fluoride is 8.

The ____ relays impulses from the CNS to skeletal muscles.

In Calgon's method of removing hardness, which of the following reagents is used?

During photosynthesis, light saturation is observed at _______ of full sunlight.

When a DC voltage of 200V is applied to a coil of self-inductance  a current of 1A flows through it. But by replacing the DC source with an AC source of 200V, the current in the coil is reduced to 0.5A. The frequency of the AC supply is

Which of the following methods is used to detach peripheral membrane proteins of thylakoid?

The figure shows a 2.0 V potentiometer used for the determination of the internal resistance of a 1.5 V cell. The balance point of the cell in the open circuit is 76.3 cm. When a resistor of 9.5 Ω is used in the external circuit of the cell, the balance point shifts to 64.8 cm of the potentiometer wire. Determine the internal resistance of the cell.