In ideal machines (A) Mechanical advantage is greater than velocity ratio (B) Mechanical advantage is equal to velocity ratio (C) Mechanical advantage is less than velocity ratio (D) Mechanical advantage is unity

In ideal machines
(A) Mechanical advantage is greater than velocity ratio
(B) Mechanical advantage is equal to velocity ratio
(C) Mechanical advantage is less than velocity ratio
(D) Mechanical advantage is unity
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1 Answer

Answer :

(B) Mechanical advantage is equal to velocity ratio
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In actual machines (A) Mechanical advantage is greater than velocity ratio (B) Mechanical advantage is equal to velocity ratio (C) Mechanical advantage is less than velocity ratio (D) Mechanical advantage is unity

Description : In actual machines (A) Mechanical advantage is greater than velocity ratio (B) Mechanical advantage is equal to velocity ratio (C) Mechanical advantage is less than velocity ratio (D) Mechanical advantage is unity

Last Answer : (C) Mechanical advantage is less than velocity ratio

In actual machines a.Mechanical advantage is unity b.Mechanical advantage is greater than velocity ratio c.Mechanical advantage is less than velocity ratio d.Mechanical advantage is less than unity e.Mechanical advantage is equal to velocity ratio

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Last Answer : c. Mechanical advantage is less than velocity ratio

A single fixed pulley is used to draw water from a well because – (1) efficiency is 100% (2) velocity ratio is low (3) mechanical advantage is high (4) force is applied in a convenient direction

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A single fixed pulley is used to draw water from a well because (1) efficiency is 100% (2) velocity ratio is low (3) mechanical advantage is high (4) force is applied in a convenient direction

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Voids ratio of a soil mass can (A) Never be greater than unity (B) Be zero (C) Take any value greater than zero (D) Take values between 0 and 1 only

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If the supply curve is a straight line passing through the origin, then the price elasticity of supply will be - (1) less than unity (2) infinitely large (3) greater than unity (4) equal to unity

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In vibration isolation system, if ω/ωn < 2, then for all values of damping factor, the transmissibility will be A less than unity B equal to unity C greater than unity D zero

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In vibration isolation system, the transmissibility will be equal to unity, for all values of damping factor, if ω/ωn is A. Equal to 1 B. Equal to √2 C. Less than √2 D. Greater than √2

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Last Answer : B. Equal to √2

In vibration isolation system, if ω/ω n < 2, then for all values of damping factor, the transmissibility will be a) less than unity b) equal to unity c) greater than unity d) zero

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Last Answer : c) greater than unity

In vibration isolation system, if ω/ω n < 2, then for all values of damping factor, the transmissibility will be a) less than unity b) equal to unity c) greater than unity d) zero

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n vibration isolation system, if ω/ω n is less than √2 , then for all values of the damping factor, the transmissibility will be a) less than unity b) equal to unity c) greater than unity d) zero

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If the supply curve is a straight line passing through the origin, then the price elasticity of supply will be (1) less than unity (2) infinitely large (3) greater than unity (4) equal to unity

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What equation would you to calculate the ideal mechanical advantage of a wheel and axle if the input force is on the axle?

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The porosity of a soil sample having its void ratio equal unity would be (a) 33.33% (b) 50.0% (c) 66.66% (d) 75.0%

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The value of Poisson's ratio always remains (A) Greater than one (B) Less than one (C) Equal to one (D) None of these

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the water content of a fully saturated soil mass is 100%, then the voids ratio of the sample is (A) Less than specific gravity of soil (B) Equal to specific gravity of soil (C) Greater than specific gravity of soil (D) Independent of specific gravity of soil

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The ratio of average values of shear stresses produced on the bed and the banks of a channel due to flowing water is (A) Less than 1 (B) Equal to 1 (C) Greater than 1 (D) Equal to zero

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Pick out the wrong statement. (A) A soft magnetic material should have high permeability and small area of hysteresis loop (B) Poisson's ratio of high melting point metals is more than unity (C) Solders generally melt at less than 185°C (D) Steel produced by B.O.F process is ideally suited for manufacturing flat product

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The value of COP in vapour compression cycle is usually (a) always less than unity (b) always more than unity (c) equal to unity (d) any one of the above

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Universal gas constant is defined as equal to product of the molecular weight of the gas and  (a) specific heat at constant pressure  (b) specific heat at constant volume  (c) ratio of two specific heats  (d) gas constant  (e) unity.

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Authority, discipline, unity of command, and unity of direction are: (a) Taylor's four principles of management. ; (b) Principles of the human relations movement. (c) Elements of Weber's ideal bureaucratic structure. (d) Four of Fayol's fourteen principles of management.

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Consider the following statements: 1. For a saturated soil, Skempton’s B-parameter is nearly equal to unity. 2. For an undisturbed sensitive clay, the stress-strain curve shows a peak. 3. Interlocking contributes significantly to the shearing strength in case of dense sand. Which of these statements are correct? (a) 1, 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

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Consider the following statements in respect of critical flow in a wide rectangular channel: 1. The specific energy is minimum for a given discharge. 2. The discharge is maximum for a given specific energy 3. The specific force is minimum for a given discharge. 4. The Froude number is equal to unity. Which of these statements are correct? (a) 1 , 2 & 3 only (b) 1, 2, 3 & 4 (c) 1, 2 & 4 only (d) 2, 3 & 4 only

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Compressibility factor (i.e., the ratio of actual volume of gas to the volume predicted by ideal gas law) for all gases are (A) Always greater than one (B) Same at the same reduced temperature (C) Same at the same reduced pressure (D) Both (B) & (C)

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Ratio of permissible stress in direct compression and bending compression is (A) Less than 1 (B) Between 1 and 1.5 (C) Between 1.5 and 2.0 (D) Greater

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The slab is designed as one way if the ratio of long span to short span is (A) Less than 1 (B) Between 1 and 1.5 (C) Between 1.5 and 2 (D) Greater than 2

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Last Answer : Answer: Option D

According to IS:456-2000, the minimum slenderness ratio for a short column is [ A ] Less than 12 [ B ] Between 12 and 18 [ C ] Less than 18 [ D ] Must be greater than 18

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Last Answer : [ A ] Less than 12

For economical consideration, the ratio of overall depth to width should be [ A ] less than 1.5 [ B ] between 1.50 and 2.0 [ C ] between 2.0 to 2.5 [ D ] greater than 2.5

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For economical consideration, the ratio of overall depth to width should be [ A ] less than 1.5 [ B ] between 1.50 and 2.0 [ C ] between 2.0 to 2.5 [ D ] greater than 2.5

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