List of top Questions asked in Haryana PMT

The term $ \frac{-dc}{dt} $ in a rate equation refers to:

$E^{o}$ for $F e^{2+}+2 e^{-} \rightarrow F e$ is $-0.44$ volt and $E^{o}$ for $Z n^{2+}+2 e^{-} \rightarrow Z n$ is $-0.76$ volt thus:

The conjugate acid of $ NH_{2}^{-} $ is:

Action of nitrous acid on ethyl amine gives:

The molecule which has T-shaped structure is:

Which one of the following is least likely to act as a lewis base?

Two nodal planes are present in

Two forces of $12\,N $ and $8\,N$ act upon a body. The resultant force on the body has a maximum value of :

In the case of horse pulling a cart, the force that causes the horse to move forward is the force that :

A truck travelling due north at $20 \,ms$ turns west and travels with same speed. What is the change in velocity?

A fire screen produces sensation of cooling as :

For a given angle of projection, if the time of flight of a projectile is doubled, the horizontal range will increase to :

If the pressure of a gas contained in a vessel is increased by $0.4\%$ when heated through $1^{\circ}C$, the initial temperature had been :

The velocity of bullet is reduced from $200\, m / s$ to $100 \,m / s$ while travelling through a wooden block of thickness of $10 \,cm$. The retardation assuming to be uniform, will be :

A concave mirror of focal length $15 \,cm$ forms an image having twice the linear dimension of the object. The position of the object when die image is virtual will be :

A fireman wants to slide down a rope. The breaking load for the rope is $\frac{3}{4}$th of the weight of the man. With what acceleration should the fireman slide down? (Acceleration due to gravity is g)

A body of mass $1\, kg$ is rotating in a vertical circle of radius $1\, m$. What will be the difference in kinetic energy at the top and at the bottom of the circle? $\left(\right.$ take $\left.g=10\, m / s ^{2}\right)$

An object is thrown along a direction making an angle $45^{\circ}$ with the horizontal direction. The horizontal range of the object is equal to :

What is true for photosynthesis?

Disease aggravated by pollution is :

Stramonium is a drug obtained from the plant species of :

Genetic code is said to be degenerate because :

Mohrs salt is:

Which of the following give ammonia, on heating with $ NaOH $ ?

$pH$-scale was proposed by: