List of top Questions asked in NEET (UG)

Let a wire be suspended from the ceiling (rigid support) and stretched by a weight W attached at its free end. The longitudinal stress at any point of cross-sectional area A of the wire is:

Light travels a distance x in time t1 in air and 10x in time t2 in another denser medium. What is the critical angle for this medium?

A 12V, 60W lamp is connected to the secondary of a step down transformer, whose primary is connected to ac mains of 220V. Assuming the transformer to be ideal, what is the current in the primary winding?

The magnitude and direction of the current in the following circuit is

magnitude and direction of the current

If \(∮_s\overrightarrow{E}.\overrightarrow{dS}=0\) over a surface, then:
A football player is moving southward and suddenly turns eastward with the same speed to avoid an opponent. The force that acts on the player while turning is:

The work functions of Caesium (Cs), Potassium (K) and Sodium (Na) are 2.14eV, 2.30 eV and 2.75eV respectively. If incident electromagnetic radiation has an incident energy of 2.20eV, which of these photosensitive surfaces may emit photoelectrons?

Given below are two statements:
Statement I: Photovoltaic devices can convert optical radiation into electricity.
Statement II: Zener diode is designed to operate under reverse bias in breakdown region.
In the light of the above statements, choose the most appropriate answer from the options given below:
The net magnetic flux through any closed surface is:
A full wave rectifier circuit consists of two p-n junction diodes, a centre-tapped transformer, capacitor and a load resistance. Which of these components remove the ac ripple from the rectified output?

The amount of energy required to form a soap bubble of radius 2 cm from a soap solution is nearly: (surface tension of soap solution = 0.03 Nm-1)

The minimum wavelength of X-rays produced by an electron accelerated through a potential difference of V volts is proportional to:
Two bodies of mass m and 9m are placed at a distance of R. The gravitational potential on the line joining the bodies where the gravitational fied equals zero, will be (G = gravitational contant):
A vehicle travels half the distance with speed θ and the remaining distance with speed 2θ. its average speed is
The errors in the measurement which arise due to unpredictable fluctuations in temperature and voltage supply are:
In a series LCR circuit, the inductance L is 10 mH, Capacitance C is 1μF and resistance R is 100Ω. The frequency at which resonance occurs is

The magnetic engery stored in an inductor of inductance 4μH carrying a current of 2 A is:

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.
Assertion A: Endometrium is necessary for implantation of blastocyst.
Reason R: In the absence of fertilization, the corpus luteum degenerates that causes disintegration of endometrium.
In the light of the above statements, choose the correct answer from the options given below:
Which one of the following symbols represents mating between relatives in human pedigree analysis?

Expressed Sequence Tags (ESTs) refers to

An ac source is connected to a capacitor C. Due to decrease in its operating frequency:
Homoleptic complex from the following complexes is:

Match List I with List II. 

 

List I

 

List II

AHeroin IEffect on cardiovascular system
BMarijuanaIISlow down body function
CCocaineIIIPainkiller
DMorphineIVInterfere with transport of dopamine

Choose the correct answer from the options given below:

Select the correct group/set of Australian Marsupials exhibiting adaptive radiation.
In which blood corpuscles, the HIV undergoes replication and produces progeny viruses?