NEET Test 97...

Which of the following can absorb over 90% of its own mass of water and also does not stick to wounds?

In a common base mode if the collector and base current are 1.95 mA and 0.5 mA, then the emitter current will be:

Two long straight conductors AOB and COD are perpendicular to each other and carry currents i₁ and i₂. The magnitude of the magnetic induction at a point P at a distance a from the point O in a direction perpendicular to the plane ABCD is :

The acceleration of a particle performing simple harmonic motion is whose displacement is f(t) = A cos⁡ (ωt + ϕ).

The structure which prevents the entry of food particles into the respiratory passage is

The following metal ion activates many enzymes, participates in the oxidation of glucose to produce ATP and with Na, is responsible for the transmission of nerve signals.

Which of the following plot is correct about the kinetic energy of photoelectrons?

A solenoid of inductance L and resistance R is connected to a battery. The time taken for the magnetic energy to reach 1/4 of its maximum value is:

On electrolysis of dilute sulphuric acid using Platinum (Pt) electrode, the product obtained at anode will be:

Which of the following forms the basis of the modern periodic table?