Description : What happens to atmospheric pressure with increase in altitude? (1) It remains constant (2) It decreases (3) It increases (4) It constantly fluctuates
Last Answer : (2) It decreases Explanation: In most circumstances atmospheric pressure is closely approximated by the hydrostatic pressure caused by the mass of air above the measurement point. Low- ... increases, there is less overlying atmospheric mass, so that pressure decreases with increasing elevation.
Description : If the temperature of a piece increases suddenly, the relative humidity– (1) increases (2) decreases (3) remains constant (4) fluctuates
Last Answer : (2) decreases Explanation: Relative humidity is the ratio of the partial pressure of water vapour in a airwater mixture to the saturated vapour pressure of water at a specific temperature.
Description : If the temperature of a place increases suddenly, the relative humidity – (1) Increases (2) Decreases (3) Remains constant (4) Fluctuates
Last Answer : (2) Decreases Explanation: Relative humidity is the ratio of the partial pressure of water vapor in an airwater mixture to the saturated vapor pressure of water at a prescribed ... of the system decreases because the saturated vapor pressure of water increases with increasing temperature.
Description : Assuming all other parameters remain constant, what happens to the pressure of a gas when the volume of the gas is increased? w) increases x) decreases y) fluctuates sinusoidally z) remains the same
Last Answer : ANSWER: X -- DECREASES
Description : If the temperature of a place increases suddenly, the relative humidity (1) Increases (2) Decreases (3) Remains constant (4) Fluctuates
Last Answer : Decreases
Description : What happens to atmospheric pressure with increase in altitude ? (1) It remains constant (2) It decreases (3) It increases (4) It constantly fluctuates
Last Answer : It decreases
Description : Pick up the incorrect statement from the following: (A) With passage of time, the strength of cement increases (B) With passage of time, the strength of cement decreases (C) After a ... of cement reduces to 50% (D) The concrete made with storage deteriorated cement, gains strength with time
Last Answer : Answer: Option A
Description : Select incorrect statement from the following [ A ] With passage of time, the strength of cement decreases [ B ] With passage of time, the strength of cement increases [ C ] After a period ... cement reduces to 50% [ D ] The concrete made with storage deteriorated cement; gains strength with time.
Last Answer : [ B ] With passage of time, the strength of cement increases
Description : If a metallic object is heated, its density generally: w) increases x) decreases y) fluctuates randomly z) remains the same
Description : Poisson's ratio for concrete (A) Remains constant (B) Increases with richer mixes (C) Decreases with richer mixes (D) None of these
Last Answer : Answer: Option B
Description : Magnetic declination at any place (A) Remains constant (B) Does not remain constant (C) Fluctuates (D) Changes abruptly
Last Answer : (B) Does not remain constant
Description : As distance increases, value of gravitational field strength A. also increases B. decreases C. remains constant D. may increase or decrease
Last Answer : decreases
Description : With storage, strength of cement (A) Increases (B) Decreases (C) Remains the same (D) None to these
Description : After storage, the strength of cement (A) Decreases (B) Increases (C) Remains same (D) May increase or decrease
Description : Over short period, when income rises, average propensity to consume usually - (1) rises (2) falls (3) remains constant (4) fluctuates
Last Answer : (2) falls Explanation: Keynes postulated that aggregate consumption is a function of aggregate current disposable income. The Keynesian consumption function is written as: C = a + eY a > 0, 0 < c < 1; ... the disposal in-come. So as income increases, average propensity to consume (APC = C/Y) falls.
Description : Over short period, when income rises, average propensity to consume usually (1) rises (2) falls (3) remains constant (4) fluctuates
Last Answer : falls
Description : nelastic demand in industrial markets refers to a situation where A)demand for a given product fluctuates very little over time. B)price increases or decreases will not significantly alter demand for a ... for another product. E)supply for a given product cannot keep up with the demand for it.
Last Answer : )price increases or decreases will not significantly alter demand for a given product.
Description : High temperature (A) Increases the strength of concrete (B) Decreases the strength of concrete (C) Has no effect on the strength of concrete (D) None of these
Description : The use of air-entraining agents in concretes (a) Increases workability of concrete (b) Decreases bleeding (c) Decreases strength (d) All of these
Last Answer : (d) All of these
Description : The entrained air in concrete [ A ] Increases the strength [ B ] Decreases the resistance to weathering [ C ] Increases the workability [ D ] Decreases the workability
Last Answer : [ C ] Increases the workability
Description : Select the incorrect statement [ A ] R.C.C has better fire resistance than steel [ B ] R.C.C. structure is economical than steel structure [ C ] Strength of concrete decreases as age increases [ D ] R.C.C can be used for under water and marine structures
Last Answer : [ C ] Strength of concrete decreases as age increases
Description : The quantity of water vapour that the atmosphere can hold (a) is independent of temperature (b) increases with increase of temperature (c) decreases with increase of temperature (d) fluctuates with increase of temperature
Last Answer : Ans:(b)
Description : Why does bleeding occur through the nose in high mountainous regions? (1) The pressure of blood in capillaries is greater than the outside pressure (2) The pressure at high altitudes is ... of a person increases at high altitudes (4) The blood pressure fluctuates and finally decreases drastically
Last Answer : (3) The blood pressure of a person increases at high altitudes Explanation: Nose bleeds can occur at high altitudes. The bleeding may be caused by the change in air pressure associated with the ... of blood from the nostrils. Stress and anxiety raises the blood pressure, complicating the nose bleed.
Description : Why does bleeding occur through the nose in high mountainous regions ? (1) The pressure of blood in capillaries is greater than the outside pressure (2) The pressure at high altitudes is ... of a person increases at high altitudes (4) The blood pressure fluctuates and finally decreases drastically
Last Answer : The blood pressure of a person increases at high altitudes
Description : Coefficient of consolidation for clays normally (A) Decreases with increase in liquid limit (B) Increases with increase in liquid limit (C) First increases and then decreases with increase in liquid limit (D) Remains constant at all liquid limits
Last Answer : (A) Decreases with increase in liquid limit
Description : Absolute humidity in air (A) Decreases at higher altitudes (B) Increases at higher altitudes (C) Remains constant at all altitudes (D) None of these
Description : The velocity of the liquid flowing through the divergent portion of a Venturimeter (A) Remains constant (B) Increases (C) Decreases (D) Depends upon mass of liquid
Last Answer : Answer: Option C
Description : The pressure of the liquid flowing through the divergent portion of a Venturimeter (A) Remains constant (B) Increases (C) Decreases (D) Depends upon mass of liquid
Description : fter storage, strength of cement a) Decreases* b) Increases c) Remains same d) Depends upon the type of cement
Last Answer : a) Decreases*
Description : Each time a defect gets detected and fixed, the reliability of a software product (A) increases. (B) decreases. (C) remains constant. (D) cannot say anything.
Last Answer : (A) increases.
Description : Variable cost per unit: A. Remains fixed B. Fluctuates with the volume of production C. Varies in sympathy with ‘the volume of sales. D. None of the above
Last Answer : B. Fluctuates with the volume of production
Description : The degree of the B-spline with varying knot vectors a.Increases with knot vectors b.Decreases with knot vectors c.Remains constant d.none of the above
Last Answer : a.Increases with knot vectors
Description : In `beta-` decay `n//p` ratio` :` a)May inrease or decrease b) Remains constant c)Decreases d)Increases
Last Answer : In `beta-` decay `n//p` ratio` :` a)May inrease or decrease b) Remains constant c)Decreases ... B. may increase or decrease C. increases D. decreases
Description : In `alpha-` decay , `n//p` ratio `:` a)May inrease or decrease b) Remains constant c)Decreases d)Increases
Last Answer : In `alpha-` decay , `n//p` ratio `:` a)May inrease or decrease b) Remains constant c) ... off decrease B. remains constant C. decreases D. increases
Description : In sensible cooling process the relative humidity: A. decreases B. increases C. remains constant D. none of the above
Last Answer : ANSWER : B
Description : When humidity ratio of air ____ air is said to be dehumidified. A. increases B. decreases C. remains constant D. none of the mentioned
Description : As the temperature of ice rises, the ice melts and its density _____. A. Decreases B. Remains constant C. Increases D. Increases upto 10 °C
Last Answer : ANSWER: C
Description : Choose the correct statement. (a) Electronegativity increases down a group (b) Electronegativity decreases down a group (c) Electronegativity decreases from left to right along a period (d) Electronegativity changes along a group, but remains constant along a period
Description : When two gases are mixed, the entroру (a) Remains constant (b) Decreases (c) Increases (d) Becomes zero
Last Answer : Ans:(c)
Description : When water freezes its density – (1) Decreases (2) Becomes Zero (3) Remains constant (4) Increases
Last Answer : (1) Decreases Explanation: Water at ordinary temperatures contracts and in-creases in density as it is cooled, like most substances. But at about 4°C it reaches a maximum density and then decreases in density as it approaches the freezing point. This is referred to as anomalous property of water.
Description : At boiling point of liquids, its – (1) Temperature increases (2) Atmospheric pressure increases (3) Temperature remains constant (4) Vapour pressure decreases
Last Answer : (3) Temperature remains constant Explanation: An interesting property of matter is that its temperature remains constant during a phase change, assuming its surrounding pressure is constant. A liquid changes into gaseous state at a constant temperature called its boiling point.
Description : When a detergent is added to pure water, its surface tension – (1) increases (2) decreases (3) remains constant (4) becomes infinite
Last Answer : (2) decreases Explanation: When Soaps and detergents are added to water, they weaken the strength of the skin on the water's surface due to surface tension by interfering with hydrogen bonding ... of the soap or detergent is also attracted to the water, thereby decreasing the surface tension.
Description : When the voltage remains constant, and the resistance increases in a series circuit, current flow _____________. A. decreases B. remains the same C. increases D. increases by the square
Last Answer : Answer: A
Description : When the voltage remains constant and the resistance is increased in a series circuit, the flow of current _____________. A. increases by the square of the original value B. increases C. remains the same D. decreases
Last Answer : Answer: D
Description : The disintegration rate of a radioactive element (A) Progressively increases (B) Progressively decreases (C) Remains constant throughout (D) May increase or decrease depending on the material
Last Answer : (B) Progressively decreases
Description : With increase in the pressure drop across the cake, the specific cake resistance for the compressible sludge (A) Increases (B) Decreases (C) Remains constant (D) Increases linearly
Last Answer : (A) Increases
Description : The inlet pressure in a constant rate filtration (A) Increases continuously (B) Decreases gradually (C) Remains constant (D) None of these
Last Answer : (A) Increases continuously
Description : With increase in absolute humidity, the dew point of an unsaturated mixture of air and water vapor (at constant pressure and temperature). (A) Increases (B) Remains unchanged (C) Decreases (D) Decreases linearly