Description : Distinguish between transverse wave and longitudinal wave.
Last Answer : Transverse Wave Longitudinal Waves The wave in which direction of vibration of particles of material medium is perpendicular to the direction of propagation of wave is called transverse wave. The wave in ... travels through liquids and gases. e.q. Light wave e.q. Sound waves
Description : Define simple harmonic motion. Give its two example.
Last Answer : Simple harmonic motion: The to and fro motion of the object about its mean position is called simple harmonic motion. Examples: motion of swing, motion of sewing machine , motion of clock pendulum , etc.
Description : Define. i) Streamline flow ii) Turbulent flow Give significance of Reynold’s number.
Last Answer : i) Streamline flow The flow of liquid in which every particle of liquid moves in the same direction of flow of liquid is called streamline flow. ii) Turbulent flow The flow of liquid in which every ... to 3000 liquid flow is unstable. (3)When R is greater than 3000 liquid flow is turbulent.
Description : Define capillarity. Give its any two examples.
Last Answer : Capillarity: - The rise or fall of a liquid inside the capillary is called as capillarity. Examples (1) Oil rises up to the end of wick of lamp due to capillarity. (2) The water and minerals ... capillarity. (3) A blotting paper absorbs ink due to capillarity. (4) Rise of ink through pen nib.
Description : Define the principles of superposition of waves.
Last Answer : Principle of superposition of wave: When two waves travelling through a medium arrive at a point simultaneously, each wave produces its own displacement at that point. The resultant displacement at that point is equal to the vector sum of the individual displacement of the two waves.
Description : Define the two specific heats of gas.
Last Answer : Specific heat of a gas at constant volume - Specific heat of a gas at constant volume is defined as the amount of heat required to increase the temperature of unit mass of a gas by one degree at ... heat required to increase the temperature of unit mass of a gas by one degree at constant pressure.
Description : Define velocity gradient and state its unit
Last Answer : Velocity Gradient: It is defined as the change in velocity per unit change in vertical distance of the layer from the fixed layer. Unit = per second OR 1/ sec
Description : Define compressibility. State its SI unit.
Last Answer : Compressibility: The reciprocal of bulk modulus of elasticity is called as compressibility. OR The property on account of which the body can be compressed by the application of external force is called compressibility. S.I. Unit:- m2/N
Description : Define Cohesive force and Adhesive force
Last Answer : i) Cohesive force: - It is the force of attraction between two molecules of same substance. ii) Adhesive force: - It is the force of attraction between two molecules of different substance.
Description : Define amplitude and periodic time of a vibrating particle.
Last Answer : Amplitude (a):- The maximum displacement of particle from its mean position on either side is called amplitude. Periodic time:- The time taken by a wave to complete one oscillation is called periodic time.
Description : Define isothermal and Adiabatic process.
Last Answer : Isothermal process:- The process in which volume of a gas changes keeping its temperature constant is called isothermal change. Adiabatic process:- The process in which volume of a gas changes with change in temperature is called Adiabatic change.
Description : Define specific heat of a gas at constant pressure and at constant volume.
Last Answer : Specific heat of a gas at constant volume:- Specific heat of a gas at constant volume is defined as the amount of heat required to increase the temperature of unit mass of a gas by one degree at ... heat required to increase the temperature of unit mass of a gas by one degree at constant pressure.
Description : Define absolute zero temperature and one calorie
Last Answer : Absolute zero temperature:- The temperature at which both pressure and volume of gas become theoretically zero is called absolute zero temperature. Calorie: The amount of heat is required to increase the temperature of 1gm of water by 10C is called calorie.
Description : Define surface tension. State its S.I. unit.
Last Answer : Definition:- The force acting per unit length of an imaginary line drawn to surface of liquid. OR The surface tension is defined as the property of liquids by virtue of which the surface of a liquid is ... due to the tendency to contract and occupy minimum surface area. S.I. unit :- N/m
Description : State Hooke’s Law of elasticity. Define Elastic limit.
Last Answer : Hooke’s Law:- Within elastic limit, stress is directly proportional to strain. Elastic limit: -It is the maximum value of the stress upto which the body shows elasticity.
Description : Define the term i) Ultimate stress ii) Factor of safety.
Last Answer : i) Ultimate Stress:- It is defined as the ratio of maximum load that the specimen (system) can withstand to original cross-sectional area of specimen. ii) Factor of Safety:- It is defined as the ratio of ultimate stress to working stress.
Description : What is the other name of transverse wave ?
Last Answer : Invertebrate wave is also called transverse wave.
Description : What is a transverse wave ?
Last Answer : A wave that travels perpendicular to the direction of vibration is called transverse wave.
Description : Is a ripple in water a transverse wave?
Last Answer : Need answer
Description : Why is a transverse wave called a mechanical wave?
Description : What source of energy cause a transverse wave?
Last Answer : A transverse wave is a wave in which the medium vibrates at right angles to the direction of its propagation.There is no one unique source of energy that will produce a wave with this property.
Description : What medium a transverse wave traveling through?
Description : If two transverse waves have the same wavelength the wave with the has the greatest wave speed.?
Last Answer : If two transverse waves have the same wavelength, the wave withthe __________ has the greatest wave speed.
Description : What is the maximum upwards displacement in transverse wave?
Last Answer : That is called the amplitude.
Description : What is the distance between 2 crests on a transverse wave?
Last Answer : "wavelength"
Description : Which term describes the distance between any two crest in a transverse wave or the distance between any two rarefaction's in a longitudinal wave?
Last Answer : wavelength
Description : What is crest in transverse wave?
Last Answer : Trough
Description : Stationary wave is formed by – (1) a transverse wave superposing a longitudinal wave (2) two waves of the same speed superposing (3) two waves of same frequency travelling in the same direction (4) two waves of same frequency travelling in the opposite direction
Last Answer : (4) two waves of same frequency travelling in the opposite direction Explanation: Stationary or standing waves are formed in a medium when two waves having equal amplitude and frequency moving in ... and the reflected wave. Both longitudinal and transverse types of waves can form a stationary wave.
Description : Which of the following phenomenon helps to conclude that light is a transverse wave? (1) interference (2) diffraction (3) polarization (4) refraction
Last Answer : (3) polarization Explanation: The phenomena of interference and diffraction of light were successful beyond doubt to prove that light is a form of wave. But they failed to decide whether light ... light is a transverse wave was established only after the discovery of the phenomenon of polarization.
Description : Which properties shows that light is a transverse wave
Last Answer : Polarisation
Description : A wave in which the wave’s medium is compressed in the same direction as the movement of the wave A. Transversal wave B. Transverse wave C. Frequency wave D. compression wave
Last Answer : C. Frequency wave
Description : A wave in which the movement of the wave’s medium is perpendicular to the movement of the wave traveling through the medium A. Transverse waves B. Compression waves C. Nodular Waves D. Ocean Waves
Last Answer : A. Transverse waves
Description : Interference of light is evidence that : A. The speed of light is very large B. light is a transverse wave C. light is electromagnetic in character D. Light is a wave phenomenon
Last Answer : D. Light is a wave phenomenon
Description : Which of the following waves is not a transverse wave? w) a wave traveling on a string x) an electromagnetic wave y) a sound wave
Last Answer : ANSWER: Y -- A SOUND WAVE
Description : An electromagnetic wave is ALWAYS: w) longitudinal x) polarized y) spherical z) transverse.
Last Answer : ANSWER: Z -- TRANSVERSE
Description : Which of the following phenomena suggest that light may be a transverse wave? w) reflection x) polarization y) photoelectric effect z) diffraction
Last Answer : ANSWER: X -- POLARIZATION
Description : Why electromagnetic waves are said to be transverse wave ? Explain.
Last Answer : The electromagnetic waves are oscillations which propagate through free space. In electromagnetic waves the direction of electric field, magnetic field & propagation are mutually perpendicular. Hence electromagnetic waves are called as transverse wave.
Description : Explain the transverse electromagnetic waves in wave propagation.
Last Answer : 1. The electromagnetic waves are oscillations, which propagate through free space. 2. Em wave travel in free space at the speed of light. 3. Figure shows the simple EM wave, in which the direction of ... electromagnetic waves (TEM). Diagram:- Transverse electromagnetic wave(TEM) OR
Description : Which of the following phenomenon helps to conclude that light is a transverse wave? (1) interference (2) diffraction (3) polarisation (4) refraction
Last Answer : polarisation
Description : Stationary wave is formed by (1) a transverse wave superposing a longitudinal wave (2) two waves of the same speed superposing (3) two waves of same frequency travelling in the same direction (4) two waves of same frequency travelling in the opposite direction
Last Answer : two waves of same frequency travelling in the opposite direction
Description : Justify electromagnetic wave is said to be transverse wave.
Last Answer : Transverse electromagnetic wave:- The electromagnetic waves are oscillations which propagate through free space. In electromagnetic waves the direction of electric field, magnetic field & propagation are ... electric field vector with respect to the surface (i.e. looking at the horizon)
Description : Explain stress-strain diagram for a wire under continuously increasing load.
Last Answer : A graph or diagram of stress and strain is shown as above. OE Portion is straight line which indicates that stress is proportional to strain. Therefore the wire obeys Hooke's law upto the point ... point D is ultimate stress point. It is the max. stress the wire is capable of with standing.
Description : What is Absolute scale of temperature?
Last Answer : Absolute scale of temperature: It is the scale of temperature in which the lower fixed point is -2730 K and upper fixed point is 3730 K and it is then divided into 100 equal parts , each part is one degree Kelvin or degree absolute.
Description : Distinguish between free vibrations and forced vibrations.
Last Answer : Free vibrations Forced vibrations The vibrations performed by a body when only once disturbed from its equilibrium position and vibrates with a natural frequency are called free vibrations. ... etc. Body vibrates with natural frequency. Body vibrates with external frequency.
Description : State applications of conduction and radiation.
Last Answer : Applications of conduction:- 1) Bad conductor of heat is used as insulators. E.g. glass , thermo Cole , sawdust etc. 2) The calorimeters are kept in wooden box. 3) The coils of heavy duty ... . 7. Inactivation of HIV by application of heat radiations. 8. Teapots has bright shining surface.
Description : Distinguish between streamline and turbulent flow of liquid.
Last Answer : Stream line flow Turbulent flow The path of every particle is same The path of every particle is different The velocity of particle is constant in magnitude and direction The velocity of particle at each point is ... . V < vc V > vc R < 2000 R > 3000
Description : State the effect of temperature and adulteration on viscosity of liquid.
Last Answer : Temperature: The viscosity of liquid is inversely proportional to the temperature of the liquid. Adulteration: When adulteration of soluble substance is added to the liquid its viscosity goes on increasing.
Description : An example of transverse waves is visible light/Ultraviolet
Last Answer : light/x-rays.
Description : can mechanical waves be both transverse and longitudinal?
Last Answer : mechanical waves can be both transverse and longitudinal, but all electromagnetic waves are transverse.