Description : When a ship enters a sea from a river (a) it rises a little (b) it sinks a little (c) it remains at the same level (d) it rises or sinks depending on the material it is made of
Last Answer : Ans:(a)
Description : When a ship enters the sea from a river (1) It rises a little (2) It sinks a little (3) It remains at the same level (4) It rises or sinks depending on the material it is made of
Last Answer : (1) It rises a little Explanation: On average, seawater in the world's oceans has a salinity of about 3.5% (35 g/L, or 599 mM). Seawater is denser than hot fresh water and pure water (density 1.0 g/ml) because the dissolved salts add mass without contributing significantly to the volume.
Description : When a ship enters the sea from a river (1) it rises a little (2) it sinks a little (3) it remains at the same level (4) it rises or sinks depending on the material it is made of
Last Answer : it rises a little
Description : When a ship enters the sea from a river what will be the effect? (1) It lowers (2) It sways (3) It rises a little (4) It jolts
Last Answer : (3) It rises a little Explanation: When a ship enters the sea from a river, it rises a little since salt water is denser than river water. As the density of river water is less than that of the sea ... in the river is more than that displaced in the sea. So it rises as it enters sea from river.
Last Answer : It rises a little
Description : Japan is called the Land of the rising sun' because - (1) Sun rises there as soon as it sets (2) Sun always remains in the eastern part of the sky throughout the day in Japan (3) Japan being ... (4) The rays of the sun get reflected from the waters of the sea and make the sunrise beautiful in Japan
Last Answer : (3) Japan being the Eastern most country in the world, it has the earliest sunrise Explanation: Japan is an archipelago, or a group of islands, about 100 miles east of the Asian main land in the Far East. ... the others get the rays if the sun. That's why Japan is called the land of the rising sun.
Description : Japan is called the Land of the rising sun' because (1) Sun rises there as soon as it sets (2) Sun always remains in the eastern part of the sky throughout the day in Japan (3) Japan being ... 4) The rays of the sun get reflected from the waters of the sea and make the sunrise beautiful in Japan
Last Answer : Japan being the Eastern most country in the world, it has the earliest sunrise
Description : When a cube of ice floating on water in a beaker melts, the level of water in the beaker (a) rises (b) falls (c) remains the same (d) first rises and then falls
Last Answer : Ans:(c)
Description : An ice block with a piece of lead embedded in it floats in water. If ice melts the water level – (1) Rises (2) Falls (3) Remains same (4) Falls first and them rises
Last Answer : (2) Falls
Description : An ice block with a piece of lead embeded in it floats in water. If ice melts the water level (1) Rises (2) Falls (3) Remains same (4) Falls first and then rises
Last Answer : Falls
Description : A large ship can float but a steel needle sinks because of (a) Viscosity (b) Surface tension (c) Density (d) None of these
Last Answer : Ans:(d)
Description : That an Iron ship floats in water but an Iron ball sinks, is an example of - (1) Newton's second law (2) Pascal's law (3) Archimedes Principle (4) Dalton's law
Last Answer : (3) Archimedes Principle Explanation: The floating of an iron ship in water is an example of Archimedes principle. Archimedes' principle states that an object floats on water if the weight of the water ... . Since the average density of the ship as a whole is less than the density of water.
Description : Anuj agrees to pay ` 10,000 to Manoj if a certain ship returns within a year. However, the ship sinks within the year. In this case, the contract becomes: A. Valid B. Void C. Voidable D. Illegal
Last Answer : B. Void
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 : Under progressive taxation, the real value of tax on a given level of real income : (a) decreases under inflation (b) rises under depression (c) rises under inflation (d) remains unchanged under inflation
Last Answer : (c) rises under inflation
Description : Pick up the incorrect statement from the following: (A) Free surface ground water is subjected to atmospheric pressure (B) Water table surface rises and falls with seasons (C) ... directly proportional to the rate of drawl of water (D) Level of water table remains stationary
Last Answer : (D) Level of water table remains stationary
Description : What time is it when the Titanic sinks to sea ?
Last Answer : 2:20 pm when the Titanic sank at sea level
Description : Which of the following is correct? a. The evidence which the auditor accumulates remains the same from audit to audit, but the general objectives vary, depending on the circumstances. b. The ... The general audit objectives may vary from audit to audit, but the circumstances remain the same.
Last Answer : The general audit objectives remain the same from audit to audit, but the evidence varies, depending on the circumstances
Description : For a given fluid, as the pipe diameter increases, the pumping cost (A) Decreases (B) Increases (C) Remains the same (D) May increase or decrease, depending upon whether the fluid is Newtonian or non-Newtonian
Last Answer : (A) Decreases
Description : In a period of inflation and price rises the supply of money remains - (1) the same (2) increases (3) decreases (4) increases or decreases pro-portionately.
Last Answer : (2) increases Explanation: Money supply is the total amount of monetary assets available in an economy at a specific time. The relation between money and prices is historically associated with the quantity ... money-supply growth, at least for rapid increases in the amount of money in the economy.
Description : 'Law of demand' implies that when there is excess demand for a commodity, then (1) price of the commodity falls (2) price of the commodity remains same (3) price of the commodity rises (4) quantity demanded of the commodity falls
Last Answer : (3) price of the commodity rises Explanation: The Law of demand states that the quantity demanded and the price of a commodity are inversely related, other things remaining constant. That is, if ... of the commodity the price starts rising and it continues to rise till equilibrium price is reached.
Description : ‘Law of demand’ implies that when there is excess demand for a commodity, then (1) price of the commodity falls (2) price of the commodity remains same (3) price of the commodity rises (4) quantity demanded of the commodity falls
Last Answer : price of the commodity rises
Description : If a ship travels from fresh water to a sea or ocean, it will: A. Rise a little higher B. Sink completely C. Sink a little lower D. Remain unaffected
Last Answer : ANSWER: A
Description : What will happen if sea level rises ?
Last Answer : : The sea level will rise and the coast will be flooded.
Description : a ship comes to sea water from river water, then its bottom will?
Last Answer : rise due to buoyancy
Description : Not far off shore a ship stands with a rope ladder hanging over her side. The rope has 10 rungs. The distance between each rung is 12 inches. The lowest rung touches the water. The ocean is calm. ... hour. How soon will the water cover the third rung from the top rung of the rope ladder? -Riddles
Last Answer : When a problem deals with a physical phenonmenon, the phenonmenon should be considered as well as the numbers given. As the water rises, so does the rope ladder. The water will never cover the rung.
Description : The surface of water in a pond remains cool even on a hot day because 1. water evaporates at the surface and evaporation causes cooling 2. the heat absorbed at the surface is transmitted downwards 3. Water in contact with the bottom ... /are correct? (a) 1 only (b) 3 only (c) 1 and 3 (d) 1, 2 and 3
Description : Japan is called ‘Land of the rising sun’ because: A. Sun rises there as soon as it sets B. Sun always remains in the eastern past of the sky throughout the day in Japan C. Japan being the Eastern most country in the world, it has the earliest sunrise (Answer)
Last Answer : C. Japan being the Eastern most country in the world, it has the earliest sunrise (Answer)
Description : With the increase of temperature, the Col-burn jH factor (A) Increases (B) Decreases (C) Remains unchanged (D) May increase or decrease; depending on temperature
Last Answer : (A) Increases
Description : If the baffle spacing in a shell and tube heat exchanger increases, then the Reynolds number of the shell side fluid (A) Remains unchanged (B) Increases (C) Increases or decreases depending on number of shell passes (D) Decreases
Last Answer : (D) Decreases
Description : In an isothermal process, the internal energy of gas molecules (a) increases (b) decreases (c) remains constant (d) may increase/decrease depending on the properties of gas (e) shows unpredictable behaviour.
Last Answer : Answer : c
Description : Adiabatic compression is one in which A. Temperature during compression remains constant B. No heat leaves or enters the compressor cylinder during compression C. Temperature rise follows a linear relationship D. Work done is maximum.
Last Answer : ANSWER : B
Description : _____ is that property of a substance which remains constant if no heat enters or leaves the substance, while it does work or alters its volume, but which increases or diminishes should a small amount of heat enter or leave. a. Entrophy b. Enthalpy c. Specific Heat d. None of the above
Last Answer : Entrophy
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 : When price of a substitute of commodity falls, the demand for - (1) falls (2) remains unchanged (3) increases at increasing rate (4) rises
Last Answer : (1) falls Explanation: Cross Price Effect refers to effect on the demand for a given commodity due to a change in the price of a substitute commodity. A change (increase or decrease) in the ... the given commodity (tea) also decreases. It shifts the demand curve of the given commodity towards left.
Description : When the total product rises at an increasing rate, the - (1) marginal product is zero (2) marginal product is rising (3) marginal product is falling (4) marginal product remains constant
Last Answer : (2) marginal product is rising Explanation: Marginal product of an input (factor of production) is the extra output that can be produced by using one more unit of the input (for instance ... from total product. The other is average product. Marginal product is directly proportional to total product.
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 : If the price of an inferior good falls, its demand - (1) rises (2) falls (3) remains constant (4) can be any of the above
Last Answer : (1) rises Explanation: Some goods are known as inferior goods. With inferior goods, there is an inverse relationship between real income and the demand for the good in question. If real incomes rise, the ... than rely on the more inferior bus, so the demand for bus travel falls as real incomes rise.
Description : On a day when the partial pressure of water vapor remains constant, what happens as the temperature rises? a. the relative humidity increases b. the relative humidity decreases c. the relative humidity remains constant d. the air would eventually become saturated
Last Answer : the relative humidity decreases
Description : When price of a substitute of commodity ‘x’ falls, the demand for ‘x’ : (1) falls (2) remains unchanged (3) increases at increasing rate (4) rises
Last Answer : falls
Description : Over short period, when income rises, average propensity to consume usually (1) rises (2) falls (3) remains constant (4) fluctuates
Description : When the total product rises at an increasing rate, the (1) marginal product is zero (2) marginal product is rising (3) marginal product is falling (4) marginal product remains constant
Last Answer : marginal product is rising
Description : If the price of an inferior good falls, its demand (1) rises (2) falls (3) remains constant (4) can be any of the above
Last Answer : rises
Description : Friction factor for a hydraulically smooth pipe at NRe = 2100 is f1 . If the pipe is further smoothened (i.e., roughness is reduced), the friction factor at the same value of NRe , will (A) Increase (B) Decrease (C) Remain unchanged (D) Increase or decrease depending on the pipe material
Last Answer : (A) Increase
Description : When a person enters a dark room from bright light, he is not able to see clearly for a little while because the (a) eye is unable to adjust itself immediately (b) retina becomes insensitive ... is unable to dilate the pupil immediately (d) distance between the lens and retina takes time to adjust
Description : A little ether on the palm gives a cooling sensation because ether (a) is a cold liquid (b) evaporates (c) enters the pores of the skin (d) condenses on the palm
Last Answer : Ans:(b)
Description : When a person walking in bright sunlight enters a dark room, he is not able to see clearly for a little while because (a) The eye muscles cannot immediately change the focal length of the eye ... iris is unable to contract the pupil immediately (d) The iris is unable to dilate the pupil immediately