Welcome to your Physics SSC General Studies 50 MCQ SET:-4
Date:- 23/12/2024
1.
Philosophiae Naturalis Principia Mathematica, popularly known as Principia, published in 1687, is the great work of which scientist?
2.
1 kilowatt is equivalent to:
3.
The number of significant figures in 0.05800 are :
4.
Which scientist won the Nobel prize in Physics in 1918 for the discovery of ‘Energy Quanta’?
5.
__ are also known as heat waves.
6.
The dimensions of force are:
7.
What powers the Earth’s internal heat engine ?
8.
Hideki Yukawa, who received the Nobel Prize in 1949, is well known for which discovery?
9.
In 1785, who used the calibrated torsion balance to measure the force between electric charges?
10.
What do you call the effect of splitting of a spectral line into several components in the presence of a static magnetic field?
11.
Among the following pairs, which ones denote two scalar quantities?
12.
In 1851, who discovered the phenomenon of Eddy currents which flow in closed loops within conductors in planes perpendicular to the magnetic field?
13.
What is the rate at which a wave moves through the water, and is measured in knots?
14.
Who was awarded the Nobel Prize in Physics in 1909 along with Karl Ferdinand Braun for the development of Practical wireless telegraphy?
15.
Seismograph is used to measure :
16.
The ‘to and fro’ or ‘back and forth’ motion of an object is termed as:
17.
Which device was invented by Carl Friedrich Gauss and Wilhelm Eduard Weber in 1833?
18.
When did Heinrich Hertz discover the photoelectric effect and observe that shining ultraviolet light on the electrodes caused a change in voltage between them?
19.
Who invented the capillary feed fountainpen?
20.
Which experiment was designed to trace the motion of the earth through the ‘luminiferous aether”, a theoretical substance necessary for the transmission of light?
21.
The Units of Linear momentum are measured in __.
22.
What did Wilhelm Conrad Roentgen discover?
23.
Who among the following scientists invented the Cotton Gin?
24.
In 1664, who discovered the fifth star in the Trapezium, an asterism (mini-constellation) in the constellation Orion?
25.
In which year did an English Scientist named Michael Faraday discover benzene in the illuminating gas?
26.
Who among the following established a unit of horsepower that is equal to one horse doing 33,000 foot-pounds of work in one minute?
27.
Who found an empirical relationship between the half-life of alpha decay and the energy of the emitted alpha particles in 1911?
28.
In 1928, who discovered that when a ray of coloured light enters a liquid, a fraction of the light scattered by that liquid is of a different color?
29.
Who received the Nobel Prize in 1906, for recognition of the great merits of his theoretical and experimental investigations on the conduction of electricity by gases?
30.
As per physicists and their major contributions/discoveries, which of the following pairs is INCORRECT ?
31.
Which of the following is an INCORRECT match ?
32.
Who was famous for publishing a formula in 1827 that shows the mathematical relationship between current, resistance and voltage?
33.
In the early nineteenth century, who demonstrated that there are fourteen space lattices, or regularly repeating arrangements of points in space, that differ in symmetry and geometry?
34.
Who among the following scientists invented Kevlar?
35.
Which is the Gaussian unit of kinematic viscosity?
36.
Identify the vector quantity among these listed physical quantities?
37.
Who was famous for the invention of the vacuum pump in the 17th century and also pioneered the concept of the absolute vacuum of space, measured the weight of air and used air pressure to predict the weather?
38.
In 1830, which American scientist created the world’s most powerful electromagnet, the Albany magnet, which could lift up to 750 pounds of metal at a time?
39.
Name the high frequency radiation produced in nuclear reactions and also emitted by radioactive nuclei that is used in medicine to destroy cancer cells.
40.
The discovery and understanding of electromagnetic induction is based on a long series of experiments carried out by __.
41.
A non-SI unit called ‘nit’ is the unit of which of the following photometric quantities used to measure a multitude of light intensity?
42.
Superconductivity was discovered by __, who was also awarded the Nobel Prize for Physics in 1911.
43.
Which physicist’s experiment during a lecture in 1820 showed the connection between electricity and magnetism ?
44.
Which of the following statements is correct?
45.
What is an instrument that sends pulses of electromagnetic energy into the atmosphere to detect rainfall, determine its speed and intensity, and identify precipitation types such as rain, snow or hail?
46.
Which physicist is known for discovering that any periodic wave can be represented as an infinite number of weighted sinusoids, i.e., the sum of sine and cosine waves?
47.
Evangelista Torricelli is famous for what discovery?
48.
With which of the following types of fuels is the device named ‘tokamak’ associated?
49.
Which scientist suggested that the magnet must also exert an equal and opposite force on the current-carrying conductor?
50.
Which of the following is the correct statement?
