Tag: TIFR Previous Year Question Papers Biology PYQ With Answer Key Download

The returning motion of the boomerang is primarily driven by Aerodynamic forces acting on the two arms of the boomerang Due to central forces acting on the boomerang A combination […]

A solid cylindrical glass rod has length 20.0 ± 0.1 cm and diameter 5.00 ± 0.01 mm. What is the percentage uncertainty in the calculated volume of this rod? 0.1% […]

How are chemical elements greater than atomic mass of iron are thought to be formed? In the core of stars In the core of earth By neutron star merger During […]

Electrons can be scattered from the surface of a metal to form a diffraction pattern. This shows that: Electrons can behave like waves Electrons have charge Electrons can behave like […]

A particle of mass m and initial velocity V is faced with a damping force proportional to the square of its velocity and equal to a v2. In how much […]

Electromagnetic radiation that is emitted from a nucleus is in the form of: Cherenkov radiation Gamma rays Ultraviolet light Microwaves​ Gamma rays are the form of electromagnetic radiation emitted directly […]

Heat and water loss in animals is proportional to the ratio of their surface area to volume. Imagine a spherical cow. When the radius of the cow doubles, its surface […]

Imagine that you are looking at one cancer cell under the microscope, and trying to estimate the probability that it will die due to a chemotherapy regime. You know that […]

A mammalian cell typically has 1.2 meters (when completely outstretched) of double stranded DNA. The total time to duplicate the DNA is 5 hours. How many origins of replication are […]

If a healthy individual has a probability of 0.5 to contract COVID when s/he comes in contact with 1 COVID-positive individual, then what is the probability that the healthy individual […]