Quiz on Miscellaneous Test 14 ( physics ) Welcome to your Quiz on Miscellaneous Test 14 ( physics ) Name Email 1.What does LED stand for? (a) Light Emitting Diode (b) Light Energy Device (c) Light Efficient Device (d) Light Emitting Decoder None 2.Which of the following cells is NOT used in watches? (a) Silver oxide cell (b) Mercury cell (c) Zinc air cell (d) Lead acid cell None 3.Which everyday morning ritual is part of quantum mechanics? (a) Brushing teeth (b) Making tea (c) Ringing of an alarm clock (d) Reading newspaper None 4.Which of the following is a vector quantity? (a) Electric charge (b) Electric flux (c) Electric field (d) Electric current None 5. ______ is used to measure the pressure inside the eyes of a person. (a) Tonometer (b) Machmeter (c) Odometer (d) Viscometer None 6.Which of the following statements is correct? (a) If the constituents of the medium oscillate along the direction of wave propagation, we call the wave a transverse wave. (b) The minimum distance between two points in a wave having the same phase at a particular instant of time is called the wave length. (c) If the constituents of the medium oscillate perpendicular to the direction of wave propagation, we call the wave a longitudinal wave. (d) Frequency of a wave is the number of oscillations of each constituent particle in the vibrating medium per minute. None 7.Which of the following is a characteristic of conservative force? (a) Energy is dissipated as heat energy. (b) Work done by it in a round trip is not zero. (c) Work done by it depends upon the path. (d) Work done by it is completely recoverable None 8.Which of the following is NOT a fossil fuel? (a) Biomass (b) Asphalt (c) Bitumen (d) Petroleum None 9.Solids can be classified as ______ on the basis of the nature of order present in the arrangement of their constituent particles. (a) conductor or non-conductor (b) metallic or non-metallic (c) magnetic or non-magnetic (d) crystalline or amorphous None 10.A set of equations involving electric and magnetic fields, and their sources, the charge and current densities are known as ______ equations. (a) Einstein’s (b) Newton’s (c) Maxwell’s (d) Bhor’s None 11.In the Millikan’s Oil Drop experiment, the oil drop is subjected to such forces whose nature does NOT fall under the category of: (a) electrostatic (b) viscous (c) gravitational (d) magnetostatic None 12.Which of the following elements occurs most abundantly in our universe? (a) Nitrogen (b) Oxygen (c) Hydrogen (d) Silicon None 13.Which of the following scientists was awarded a Nobel Prize for his services to Theoretical Physics, and especially for his discovery of the Law of the Photoelectric Effect ? (a) Albert Einstein (b) Nikola Tesla (c) Thomas Edison (d) Ernest Rutherford None 14.Car moving on a straight road is an example of ______ motion. (a) Periodic (b) Curvilinear (c) Rectilinear (d) Random None 15.What is the name of the phenomena in physics and astronomy which involves the splitting of a spectral line into two or more components of slightly different frequency when the light source is placed in a magnetic field? (a) Lumen Effect (b) Alpenglow Effect (c) Zeeman Effect (d) Raman Effect None 16.Which one of the following attributes is NOT true for uniform circular motion? (a)The distance is always equal to the displacement (b) Velocity is always perpendicular to the radius of the circle (c) The speed of the body remains constant (d) The velocity of the body is continuously changing None 17.Which one of the following attributes is NOT true for uniform circular motion? (a)The distance is always equal to the displacement (b) Velocity is always perpendicular to the radius of the circle (c) The speed of the body remains constant (d) The velocity of the body is continuously changing None 18. What would you call the area under the curve of a velocity-time graph included between itself and two time ordinates? (a) Speed (b) Displacement (c) Velocity (d) Acceleration None 19.Twin paradox is associated with: (a) the theory of relativity (b) particle physics (c) hydrodynamics (d) quantum mechanics None 20.Which among the following is responsible for the rotation of the plane of oscillation of Foucault's pendulum ? (a) Centripetal force (b) Viscous drag of air (c) Centrifugal force (d) Coriolis force None 21.The term 'Askaryan effect' is associated with which functional area of science? (a) Physics (b) Geology (c) Chemistry (d) Biology None 22.During the occurrence of thunder and lightning: (a) whether lightning is seen first or thunder is heard first will depend upon the distance and angle of the clouds vis-a-vis earth (b) lightning is seen at the same time as thunder is heard (c) thunder is heard before lightning is seen (d) lightning is seen before thunder is heard None 23. ________ is the process by which water vapour in the air is changed into liquid water. (a) Decantation (b) Precipitation (c) Evaporation (d) Condensation None 24.A high tensile alloy steel called _____was used to construct Howrah Bridge. (a) TISCAL (b) TISCBROM (c) TISCOP (d) TISCROM None 25.Which of the following metals is the most ductile metal? (a) Tin (b) Gold (c) Copper (d)Aluminium None Time's up
