Physics - MOST IMPORTANT DFCCIL MTS Previous Year Questions
Practice real questions from previous year exams of DFCCIL MTS.
Using a concave mirror, the light from the Sun is converged to form a sharp bright spot, at a point. This point is known as the __________ of the concave mirror.
The speed of sound is _____ in solids than in gases, and it _____ with an increase in temperature.
A car starts from a house to a tour destination. If it covers 100 m in each second exactly and reaches back home after 10 h, it is in _____ motion with an average speed of _____.
Electric current in a circuit flows from ________ terminal of the cell to __________ terminal of the cell.
A body starts from rest and covers a distance of 10 metre (m) in 2 seconds (s). It comes back to the starting point in 3 seconds. What is the average velocity of the body?
An electrical circuit consists of a series combination of three resistors R1, R2 and R3 (where R1, R2 and R3 are not equal). Which of the following statements is correct for this circuit?
For the case of a curved mirror, the pole, centre of curvature and the principal focus are connected by the:
A rheostat is a _____________.
A bus sets for a journey and comes back after 2 days covering 4400 km. Its average velocity is _____.
In which year did Niels Bohr receive the Nobel Prize for his work on the structure of the atom?
An object is moving in a circular path at a constant speed. What can be said about its acceleration?
The amount of sound energy passing each second through unit area is called the ______ of sound.
The image formed by concave mirror is real, inverted and of the same size as that of the object. The position of the object should be
Match the points under List I with those under List II. List-I (Instrument): (1) Sextant (2) Udometer (3) Thermopile (4) Pyrometer; List-II (Use): a. Measures the angle between two visible objects b. Measures small quantities of radiant heat c. Measures the temperature of a surface d. Measures the amount of rainfall
Which British scientist is known for developing the principle of holography in 1947 to improve the resolution of the electron microscope?