Description : What does atmospheric pressure depend on ?
Last Answer : Atmospheric pressure depends on the height of the atmosphere and the density of the air.
Description : The colours of stars depend on their – (1) temperature (2) distance (3) radius (4) atmospheric pressure
Last Answer : (1) temperature Explanation: The colour of a star tells about its temperature, and the temperature depends on some combination of the star's mass and evolutionary phase.
Description : A supercharger is used in the engines of earthmoving machines at higher altitudes because (a) The ambient atmospheric pressure is less at higher altitudes (b) Four-cycle engines depend on the suction ... rugged enough for higher altitude (d) The ambient temperature is less as the altitude is higher
Last Answer : (a) The ambient atmospheric pressure is less at higher altitudes
Description : The colours of stars depend on their (1) temperature (2) distance (3) radius (4) atmospheric pressure
Last Answer : temperature
Description : The pressure exerted by a stationary liquid kept in a container at any point inside the liquid is known as ________ pressure. a)atmospheric b)hydrostatic c) air d)none
Last Answer : b)hydrostatic
Description : Why does the volume of gaseous matter depend on pressure ?
Last Answer : We know that in the case of solids and liquids the intermolecular distance is very small and in this case the expansion and contraction of the volume in the reduction and increase of pressure is ... applying extra pressure. Therefore the volume of gaseous matter depends on the pressure of the gas.
Description : Compressed air coming out from a punctured football (a) becomes hotter (b) becomes cooler1 (c) remains at the same temperature (d) may become hotter or cooler depend-ing upon the humidity of the surround¬ing air (e) attains atmospheric temperature.
Last Answer : (b) becomes cooler1
Description : For the gaseous phase chemical reaction, C2H4(g) + H2O(g) ↔ C2H5OH(g), the equilibrium conversion does not depend on the (A) Steam to ethylene ratio (B) Temperature (C) Pressure (D) None of these
Last Answer : (D) None of these
Description : Which of the following situations can be approximated to a steady state heat transfer system? (A) A red hot steel slab (having outside surface temperature as 1300°C) exposed to the atmospheric air at ... flowing at the rate of 6 Kg/minute through a copper pipe exposed to atmospheric air at 35°C
Last Answer : (B) 10 kg of dry saturated steam at 8 kgf/cm2 flowing through a short length of stainless steel pipe exposed to atmospheric air at 35°C
Description : What does the melting point of matter depend on ?
Last Answer : It depends on the increase and decrease of pressure
Description : what’s one show that you were completely disgusted with, but kept watching anyway?
Last Answer : Really really reallyyyyy hate friends
Description : Has anyone ever kept a completely unconventional pet before?
Last Answer : [at]cage: that is TERRIFYING. (it required the yelling)
Description : Why does liquid does not fill the container completely in which it is kept ? -Science
Last Answer : A liquid does not fill its container completely because its particles are held fairly strongly by the interparticle forces and hence cannot leave the body of the liquid to fill the whole container.
Description : A glass bottle completely filled with water is kept in the freezer. Why does it crack?
Last Answer : A glass bottle completely filled with water is kept in the freezer. Why does it crack? (A) ... expands on freezing (D) Water contracts on freezing
Description : 24 pumps are connected to a tank. Some of them are inlet pumps and the others are outlet pumps. Each of the inlet pumps an fill the tank in 16hours and each of the outlet pumps can empty the tank completely in ... gets filled in 48 hours. How many inlet pumps are there? A) 16 B) 18 C) 17 D) 14
Last Answer : D (x/16)-[(24-x)/12] = 1/48 x/16-24/48+x/12=1/48 (3+4)x/48=97/48 7x/48=97/48 7x=97 X=14
Description : The temperature and pressure at which a substance can exist in all three phases of matter simultaneously is called what?
Last Answer : ANSWER: TRIPLE POINT
Description : When two masses vibrate at the same frequency and in phase, it is called a principal mode of vibration A. True B. False C. Does not depend on vibration D. None of the above
Last Answer : A. True
Description : The chemical potential of a component (μi) of a phase is the amount by which its capacity for doing all work, barring work of expansion is increased per unit amount of substance added for an infinitesimal addition at constant temperature and ... , nj (C) (∂H/∂ni)S, P, nj (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : The fuel -substance that causes minimum atmospheric pollution is (a) hydrogen (b) kerosene oil (c) coke (d) gasoline
Last Answer : Ans:(a)
Description : The half life period of a radioactive substance is best determined by counting the number of alpha particles emitted per second in a GeigerMuller counter from its known quantity. If the half life period of a ... in four months (D) 1/8th of it will remain intact at the end of four months
Last Answer : (B) It will completely disintegrate in two months
Description : When a radioactive substance is kept in a vessel, the atmosphere around it is rich with
Last Answer : When a radioactive substance is kept in a vessel, the atmosphere around it is rich with A. Ne B. Ar C. Xe D. He
Description : A fluid is a substance, that (A) Has to be kept in a closed container (B) Is almost incompressible (C) Has zero shear stress (D) Flows when even a small shear is applied to it
Last Answer : (D) Flows when even a small shear is applied to it
Description : A plot of pressure vs. temperature for a given substance showing the various phases possible for that particular substance. a. Phase diagram b. P-T diagram c. Wein Diagram d. Histogram
Last Answer : Phase diagram
Description : The pressure of the vapor phase of a substance that is in equilibrium with the liquid or solid phase. a. Phase Pressure b. Equilibrium Vapor Pressure c. Specific Pressure d. Equilibrium Phase Pressure
Last Answer : Equilibrium Vapor Pressure
Description : What refers to the pressure at which a pure substance changes phase at a given temperature? A. Equilibrium pressure B. Saturation pressure C. Superheated pressure D. Subcooled pressure
Last Answer : Saturation pressure
Description : What refers to the temperature at which a pure substance changes phase at a given pressure? A. Equilibrium temperature B. Saturation temperature C. Superheated temperature D. Subcooled temperature
Last Answer : Saturation temperature
Description : What would happen if the membrane were completely made of a polar substance?
Last Answer : The cell would be unable to maintain a stable internal environment.
Description : A diathermanous substance __________ the thermal radiation completely. (A) Absorbs (B) Reflects (C) Transmits (D) None of these
Last Answer : (C) Transmits
Description : Three gods, A, B, and C, are called, in some order, True, False, and Random. True always speaks truly, False always speaks falsely, but whether Random speaks truly or falsely is completely random. ... a trick question. As a matter of fact, there are multiple ways to get the correct answer. -Riddles
Last Answer : 1. To god A: Does da' mean yes' if and only if you are True and if and only if B is Random? (We supposed A said, ja, making B True or False). 2. To god B: Does da mean yes' if and ... only if A is Random? Since B's True, he must say da, which means A is Random, leaving C to be False.
Description : If a certificate is lost, stolen or destroyed before issue or from the custody of the Post Office after issue but before delivery to the holder or received from the holder and kept ... Director General, Posts indicating the circumstances under which the certificate were lost e) Al the above
Last Answer : e) Al the above
Description : Which one of the following experiments suggests that simplest living organisms could not have originated spontaneously from non-living matter? (a) Larvae could appear in decaying organic matter. (b) Microbes did not ... matter. (d) Meat was not spoiled, when heated and kept sealed in a vessel.
Last Answer : (d) Meat was not spoiled, when heated and kept
Description : The function of secondary combustion air is to (A) Pneumatically convey the pulverised coal (B) Completely burn the volatile matter (C) Burn the lumpy coal (D) None of these
Last Answer : (B) Completely burn the volatile matter
Description : Pick out the wrong statement. (A) Pulverised fuel can be completely burnt with less percentage of excess air compared to lump coal (B) Low grade coal can be used, but generally high volatile ... and atmosphere (oxidising or reducing) is easily possible with pulverised fuel firing (D) None of these
Description : A low mold board with gradual twist that completely invert the furrow slice with a minimum of breakup, thus covering vegetative matter thoroughly is called a. Stubble bottom b. sod bottom c. salted mould board d. general purpose bottom
Last Answer : b. sod bottom
Description : A long jow mould board with a gradual twist (spiral) that completely inverts the furrow slice with a minimum of break up thus covering vegetative matter thoroughly is called a. Sod bottom b. Stubble bottom c. General bottom d. Slat bottom
Last Answer : a. Sod bottom
Description : 1. The pressure at the bottom of a liquid tank does not depend on which area? 2. Chinaman' refers to which game? 3. In human body, into which does the pancreas secretes its enzymes? 4. ... is the frequency of tropical cyclones in the Bay of Bengal maximum? 20. By whom was Saka era founded?
Last Answer : Answer : 1. Area of the liquid surface 2. Cricket 3. Duodenum 4. Rise in earth temperature 5. A work of the Jains 6. English 7. Decreases 8. Rajkumari Amrit Kaur 9. North west 10. ... Australia 15. Kanishka 16. Carbon dioxide 17. Sir Edward Lutyens 18. Bengali 19. After summer 20. Kanishka
Description : At equilibrium the concentration of water in vapour phase (C* ) in kg/m3 of air space and the amount of water (m) adsorbed per kg of dry silica gel are related by, C* = 0.0667m. To maintain dry conditions in a room ... which the temperature is maintained constant) is (A) 0.0 (B) 0.2 (C) 0.4 (D) 1.0
Last Answer : (C) 0.4
Description : Fussain (A) Is friable, charcoal like substance (B) Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal (C) Is non-coking, but when blended with highly coking ... its swelling and produces high strength coke on carbonisation (D) All (A), (B) and (C)
Description : The pressure at the bottom of a liquid tank does not depend on which area? -Do You Know?
Last Answer : answer:
Description : What does the value of pressure in a point of a fixed liquid in a container not depend on ?
Last Answer : The value of pressure at any point of a fixed liquid in a container does not depend on the area of the container.
Description : Assertion (A): Pressure, volume, and temperature are all extensive properties. Reason (R ) : Extensive properties depend upon the amount and nature of
Last Answer : Assertion (A): Pressure, volume, and temperature are all extensive properties. Reason (R ) : Extensive ... . D. If both Assertion & Reason are false.
Description : Velocity of sound in air does not depend on – (1) Density of air (2) Temperature of air (3) Pressure of air (4) Humidity of air
Last Answer : (3) Pressure of air Explanation: Assuming air to be an ideal gas, the speed of sound depends on temperature only. As air temperature increases, so does the speed of sound and vice versa. ... air pressure because the air pressure and air density are proportional to each other at the same temperature.
Description : The pressure at the bottom of a liquid tank does not depend on which area?
Last Answer : Area of the liquid surface
Description : Filtration rate does not depend upon the (A) Pressure drop & area of filtering surface (B) Resistance of the cake & the septum (C) Properties of the cake & the filtrate (D) None of these
Description : The binary diffusivity in gases does not depend upon the (A) Pressure (B) Temperature (C) Nature of the components (D) None of these
Description : The dew point of an unsaturated gas-vapor mixture does not depend upon the __________ of the mixture. (A) Composition (B) Temperature (C) Total pressure (D) All (A), (B) and (C)
Last Answer : (B) Temperature
Description : Shell side pressure drop in a shell and tube heat exchanger does not depend upon the (A) Baffle spacing & shell diameter (B) Tube diameter & pitch (C) Viscosity, density & mass velocity of shell side fluid (D) None of these
Description : Color of the glow produced in the discharge tube: A. depends on the pressure in the discharge tube B. depends on the metal used as cathode C. depends on the gas used in the discharge tube (Answer) D. does not depend on the nature of the gas used in the discharge tube
Last Answer : C. depends on the gas used in the discharge tube (Answer)
Description : Pressure drag does not depend upon the (A) Roughness of surface of the body (B) Pressure of main flow only (C) Length of the body in flow direction (D) All (A), (B) and (C)
Description : The frictional resistance in laminar flow does not depend on the (A) Area of surface in contact (B) Flow velocity (C) Fluid temperature (D) Pressure of flow
Last Answer : (A) Area of surface in contact