If a suspended body is struck at the centre of percussion, then the pressure on die axis passing through the point of suspension will be (A) Maximum (B) Minimum (C) Zero (D) Infinity

If a suspended body is struck at the centre of percussion, then the pressure on die axis passing
through the point of suspension will be
(A) Maximum
(B) Minimum
(C) Zero
(D) Infinity
by

1 Answer

Answer :

(C) Zero
by

Related questions

If a suspended body is struck at the center of percussion, then the pressure on...

Description : If a suspended body is struck at the center of percussion, then the pressure on die axis passing through the point of suspension will be?

Last Answer : If a suspended body is struck at the center of percussion, then the pressure on die axis passing through the point of suspension will be zero.

Center of percussion is (A) The point of C.G. (B) The point of metacentre (C) The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis (D) Point of suspension

Description : Center of percussion is  (A) The point of C.G.  (B) The point of metacentre  (C) The point of application of the resultant of all the forces tending to cause a body to rotate  about a certain axis  (D) Point of suspension

Last Answer : (C) The point of application of the resultant of all the forces tending to cause a body to rotate  about a certain axis 

A pile of length carrying a uniformly distributed load per metre length is suspended at two points, the maximum, B.M. at the centre of the pile or at the points of suspension, is (A) WL/8 (B) WL²/24 (C) WL²/47 (D) WL²/16

Description : A pile of length carrying a uniformly distributed load per metre length is suspended at two points, the maximum, B.M. at the centre of the pile or at the points of suspension, is (A) WL/8 (B) WL²/24 (C) WL²/47 (D) WL²/16

Last Answer : Answer: Option C

Consider the following statements in respect of steady laminar flow through a circular pipe: 1. Shear stress is zero on the central axis of the pipe 2. Discharge varies directly with the viscosity of the fluid 3. Velocity is maximum at the centre of the pipe. 4. Hydraulic gradient varies as the square of the mean velocity of flow. Which of these statements are correct? (a) 1, 2 , 3 & 4 (b) 1 & 3 only (c) 2 & 4 only (d)3 & 4 only

Description : Consider the following statements in respect of steady laminar flow through a circular pipe: 1. Shear stress is zero on the central axis of the pipe 2. Discharge varies directly with the viscosity of the fluid 3. Velocity is maximum at the ... 2 , 3 & 4 (b) 1 & 3 only (c) 2 & 4 only (d)3 & 4 only

Last Answer : (b) 1 & 3 only

The imaginary line passing through the intersection of cross hairs and the optical centre of the objective, is known as (A) Line of sight (B) Line of collimation (C) Axis of the telescope (D) None of these

Description : The imaginary line passing through the intersection of cross hairs and the optical centre of the objective, is known as (A) Line of sight (B) Line of collimation (C) Axis of the telescope (D) None of these

Last Answer : (B) Line of collimation

For a thermodynamic process to be reversible, the temperature difference between hot body and working substance should be  (a) zero  (b) minimum  (d) maximum  (d) infinity  (e) there is no such criterion.

Description : For a thermodynamic process to be reversible, the temperature difference between hot body and working substance should be  (a) zero  (b) minimum  (d) maximum  (d) infinity  (e) there is no such criterion.

Last Answer : Answer : a

In a parallel flow heat exchanger, if the outlet temperature of hot and cold fluids are the same, then the log mean temperature difference (LMTD) is (A) Minimum (B) Maximum (C) Zero (D) Infinity

Description : In a parallel flow heat exchanger, if the outlet temperature of hot and cold fluids are the same, then the log mean temperature difference (LMTD) is (A) Minimum (B) Maximum (C) Zero (D) Infinity

Last Answer : (C) Zero

The center of percussion of the homogeneous rod of length L suspended at the top will be?

Description : The center of percussion of the homogeneous rod of length L suspended at the top will be?

Last Answer : The center of percussion of the homogeneous rod of length L suspended at the top will be 2L/3.

When a liquid is flowing through a pipe, the velocity of the liquid is (A) Maximum at the centre and minimum near the walls (B) Minimum at the centre and maximum near the walls (C) Zero at the centre and maximum near the walls (D) Maximum at the centre and zero near the walls

Description : When a liquid is flowing through a pipe, the velocity of the liquid is (A) Maximum at the centre and minimum near the walls (B) Minimum at the centre and maximum near the walls (C) Zero at the centre and maximum near the walls (D) Maximum at the centre and zero near the walls

Last Answer : Answer: Option A

Supply curve passing through any point on Y axis(Price) will have elasticity (a) Less than 1 ; (b) More than 1 ; (c) Just One ; (d) Zero

Description : Supply curve passing through any point on Y axis(Price) will have elasticity (a) Less than 1 ; (b) More than 1 ; (c) Just One ; (d) Zero

Last Answer :  (b) More than 1

A supply curve passing through any point on X axis(quantity) will have elasticity (a) Less than 1 ; (b) More than 1 ; (c) Just one ; (d) Zero

Description : A supply curve passing through any point on X axis(quantity) will have elasticity (a) Less than 1 ; (b) More than 1 ; (c) Just one ; (d) Zero 

Last Answer : (a) Less than 1 ;

The centre of percussion of a solid cylinder of radius r resting on a horizontal plane will be (A) r/2 (B) 2r/3 (C) r/A (D) 3r/2

Description : The centre of percussion of a solid cylinder of radius r resting on a horizontal plane will be  (A) r/2  (B) 2r/3  (C) r/A (D) 3r/2 

Last Answer : (D) 3r/2 

The shaft is always stepped with ________ diameter at the middle portion and __________ diameter at the shaft ends. a) Minimum, maximum b) Maximum, minimum c) Minimum, minimum d) Zero, infinity

Description : The shaft is always stepped with ________ diameter at the middle portion and __________ diameter at the shaft ends. a) Minimum, maximum b) Maximum, minimum c) Minimum, minimum d) Zero, infinity

Last Answer : b) Maximum, minimum

The shaft is always stepped with ________ diameter at the middle portion and __________ diameter at the shaft ends. a) Minimum, maximum b) Maximum, minimum c) Minimum, minimum d) Zero, infinity

Description : The shaft is always stepped with ________ diameter at the middle portion and __________ diameter at the shaft ends. a) Minimum, maximum b) Maximum, minimum c) Minimum, minimum d) Zero, infinity

Last Answer : b) Maximum, minimum

The shaft is always stepped with ________ diameter at the middle portion and __________ diameter at the shaft ends. a) Minimum, maximum b) Maximum, minimum c) Minimum, minimum d) Zero, infinity

Description : The shaft is always stepped with ________ diameter at the middle portion and __________ diameter at the shaft ends. a) Minimum, maximum b) Maximum, minimum c) Minimum, minimum d) Zero, infinity

Last Answer : b) Maximum, minimum

A man is standing near the edge of a uniformly rotating platform about an axis passing through its centre. The speed of rotation of the platform will decrease if he a.extends his arms outwards b.moves towards the axis of rotation c.jumps out from the platform d.accepts a heavy bag from one of his friends standing near by and holds it in his hand e.107 dynes

Description : A man is standing near the edge of a uniformly rotating platform about an axis passing through its centre. The speed of rotation of the platform will decrease if he a.extends his arms outwards b.moves ... heavy bag from one of his friends standing near by and holds it in his hand e.107 dynes

Last Answer : d. accepts a heavy bag from one of his friends standing near by and holds it in his hand

A man is standing ner the edge of a uniformly rotating platform about an axis passing through its centre. The speed of rotation of the platorm will decrease if he a.extends his arms outwards b.107 dynes c.moves towards the axis of rotation d.jumps out from that platform e.take out his coat and throws away

Description : A man is standing ner the edge of a uniformly rotating platform about an axis passing through its centre. The speed of rotation of the platorm will decrease if he a.extends his arms outwards b.107 ... towards the axis of rotation d.jumps out from that platform e.take out his coat and throws away

Last Answer : a. extends his arms outwards

The moment of inertia of a hollow circular section whose external diameter is 8 cm and interial diameter is 6 cm about the axis passing through its centre is a.66.8 cm4 b.137.5 cm4 c.550 cm4 d.33.4 cm4 e.275 cm4

Description : The moment of inertia of a hollow circular section whose external diameter is 8 cm and interial diameter is 6 cm about the axis passing through its centre is a.66.8 cm4 b.137.5 cm4 c.550 cm4 d.33.4 cm4 e.275 cm4

Last Answer : b. 137.5 cm4

In a theodolite the line passing through the intersection of the horizontal and vertical cross hairs and the optical centre of the object glass and its continuation, is known as (a) Horizontal axis (b) Vertical axis (c) Line of collination (d) Line of sight (e) Either of c or d above*

Description : In a theodolite the line passing through the intersection of the horizontal and vertical cross hairs and the optical centre of the object glass and its continuation, is known as (a) Horizontal axis (b) Vertical axis (c) Line of collination (d) Line of sight (e) Either of c or d above*

Last Answer : e) Either of c or d above*

A long thread suspended from a fixed point has a small mass swinging to and fro at its lower end. Then, 1. the potential energy of the mass is minimum in the middle of the swing 2. the kinetic energy is maximum in the middle of the swing 3. the potential energy is always equal to the kinetic energy 4. the sum of the potential energy and the kinetic energy is maximum in the middle of the swing Which of the above statements is/are correct? (a) 1 only (b) 1 and 2 (c) 2 and 4 (d) 1, 2, 3 and 4

Description : A long thread suspended from a fixed point has a small mass swinging to and fro at its lower end. Then, 1. the potential energy of the mass is minimum in the middle of the swing 2. the kinetic energy is maximum in the middle of ... /are correct? (a) 1 only (b) 1 and 2 (c) 2 and 4 (d) 1, 2, 3 and 4

Last Answer : Ans:(b)

A pile of length carrying a uniformly distributed load per metre length is suspended at the centre and from other two points 0.15 L from either end ; the maximum hogging moment will be (A) WL²/15 (B) WL²/30 (C) WL²/60 (D) WL²/90

Description : A pile of length carrying a uniformly distributed load per metre length is suspended at the centre and from other two points 0.15 L from either end ; the maximum hogging moment will be (A) WL²/15 (B) WL²/30 (C) WL²/60 (D) WL²/90

Last Answer : Answer: Option D

In a shaft rotated by a couple, the shear force varies (A) From zero at the centre to a maximum at the circumference (B) From minimum at the centre of maximum at the circumference (C) From maximum at the centre to zero at the circumference (D) Equally throughout the section

Description : In a shaft rotated by a couple, the shear force varies (A) From zero at the centre to a maximum at the circumference (B) From minimum at the centre of maximum at the circumference (C) From maximum at the centre to zero at the circumference (D) Equally throughout the section

Last Answer : (A) From zero at the centre to a maximum at the circumference

0 Pick up the correct statement from the following: (A) The point through which the resultant of the shear stresses passes is known as shear centre(B) In the standard rolled channels, the shear centre is on the horizontal line passing through and away from the C.G. beyond web (C) In equal angles, the shear centre is on the horizontal plane and away from the C.G., outside of the leg projection (D) All the above

Description : 0 Pick up the correct statement from the following: (A) The point through which the resultant of the shear stresses passes is known as shear centre (B) In the standard rolled channels, the shear centre ... horizontal plane and away from the C.G., outside of the leg projection (D) All the above

Last Answer : (D) All the above

A demand curve, which is parallel to the horizontal axis, showing quantity, has the price elasticity equal to - (1) Zero (2) One (3) Less than one (4) Infinity

Description : A demand curve, which is parallel to the horizontal axis, showing quantity, has the price elasticity equal to - (1) Zero (2) One (3) Less than one (4) Infinity

Last Answer : (4) Infinity Explanation: Price elasticity of demand measures consumer response to price changes. If consumers are relatively sensitive to price changes, demand is elastic: if they are relatively ... keeps changing with the price. So the coefficient of price elasticity of demand is infinity.

A demand curve, which is parallel to the horizontal axis, showing quantity, has the price elasticity equal to (1) Zero (2) One (3) Less than one (4) Infinity

Description : A demand curve, which is parallel to the horizontal axis, showing quantity, has the price elasticity equal to (1) Zero (2) One (3) Less than one (4) Infinity

Last Answer : Infinity

The depth of centre of pressure (h) for a vertically immersed surface from the liquid surface is given by (where IG = Moment of inertia of the immersed surface about horizontal axis through its centre of gravity, A = Area of immersed surface, and x = Depth of centre of gravity of the immersed surface from the liquid surface) (A) (IG/ ) - (B) (IG/ ) - (C) ( /IG) + (D) (IG/ ) +

Description : The depth of centre of pressure (h) for a vertically immersed surface from the liquid surface is given by (where IG = Moment of inertia of the immersed surface about horizontal axis through its centre of gravity, A = Area of immersed surface, ... (IG/ ) - (B) (IG/ ) - (C) ( /IG) + (D) (IG/ ) +

Last Answer : Answer: Option D

In the diagram shows below rays are coming from infinity and after passing through both the lenses meet on a screen placed at a distance of 30 cm from

Description : In the diagram shows below rays are coming from infinity and after passing through both the lenses meet on a screen placed at a distance of 30 cm from

Last Answer : In the diagram shows below rays are coming from infinity and after passing through both the lenses ... Calculate the focal length of the concave lens.

If a gas is heated against a pressure, keeping the volume constant, then work done will be equal to  (a) + v  (b) – ve  (c) zero  (d) pressure x volume  (e) any where between zero and infinity.

Description : If a gas is heated against a pressure, keeping the volume constant, then work done will be equal to  (a) + v  (b) – ve  (c) zero  (d) pressure x volume  (e) any where between zero and infinity.

Last Answer : Answer : c

At minimum reflux ratio for a given separation (A) Number of plates is zero (B) Number of plates is infinity (C) Minimum number of the theoretical plates is required (D) Separation is most efficient

Description : At minimum reflux ratio for a given separation (A) Number of plates is zero (B) Number of plates is infinity (C) Minimum number of the theoretical plates is required (D) Separation is most efficient

Last Answer : (B) Number of plates is infinity

The moment of inertia of a rectangular section of width and depth about an axis passing through C.G. and parallel to its width is (A) BD²/6 (B) BD3 /6 (C) BD3 /12 (D) B²D/6

Description : The moment of inertia of a rectangular section of width and depth about an axis passing  through C.G. and parallel to its width is  (A) BD²/6  (B) BD3 /6  (C) BD3 /12  (D) B²D/6 

Last Answer : (C) BD3 /12 

To ensure that the hogging bending moment at two points of suspension of a pile of length L equals the sagging moment at its centre, the distances of the points of suspension from either end, is (A) 0.107 L (B) 0.207 L (C) 0.307 L (D) 0.407 L

Description : To ensure that the hogging bending moment at two points of suspension of a pile of length L equals the sagging moment at its centre, the distances of the points of suspension from either end, is (A) 0.107 L (B) 0.207 L (C) 0.307 L (D) 0.407 L

Last Answer : Answer: Option B

The vertical angle between longitudinal axis of a freely suspended magnetic needle and a horizontal line at its pivot, is known (A) Declination (B) Azimuth (C) Dip (D) Bearing

Description : The vertical angle between longitudinal axis of a freely suspended magnetic needle and a horizontal line at its pivot, is known (A) Declination (B) Azimuth (C) Dip (D) Bearing

Last Answer : (C) Dip

The speed at which the shaft runs so that the additional deflection of the shaft from the axis of rotation becomes ___________, is known as critical or whirling speed. (A) zero (B) minimum (C) maximum (D) infinite

Description : The speed at which the shaft runs so that the additional deflection of the shaft from the axis of rotation becomes ___________, is known as critical or whirling speed. (A) zero (B) minimum (C) maximum (D) infinite

Last Answer : (D) infinite

The shear stress acting on the neutral axis of a beam is _____ a. maximum b. minimum c. zero d. none of the above

Description : The shear stress acting on the neutral axis of a beam is _____ a. maximum b. minimum c. zero d. none of the above

Last Answer : a. maximum

Write the equation of a line parallel to y-axis and passing through the point (–4, –5). -Maths 9th

Description : Write the equation of a line parallel to y-axis and passing through the point (–4, –5). -Maths 9th

Last Answer : Solution :- x= -4

Write the equation of a line parallel to x-axis and passing through the point (–3, –4). -Maths 9th

Description : Write the equation of a line parallel to x-axis and passing through the point (–3, –4). -Maths 9th

Last Answer : Solution :- y = -4

When any plane passing through the central axis of the of the body divides the organism into two identical halves, it is radial symmetry. Which of the

Description : When any plane passing through the central axis of the of the body divides the organism into two identical halves, it is radial symmetry. Which of the

Last Answer : When any plane passing through the central axis of the of the body divides the organism ... ctenophores, echinoderms D. Annelids, arhtropods, housefly

Magnetism at the centre of a bar magnet is - (1) minimum (2) maximum (3) zero (4) minimum or maximum

Description : Magnetism at the centre of a bar magnet is - (1) minimum (2) maximum (3) zero (4) minimum or maximum

Last Answer : (3) zero Explanation: The field at the center is not zero, but weak. At the exact center of a magnet the field lines are parallel (straight lines if we draw it). Anywhere else they are slightly divergent.

Magnitude of shear stress induced in a shaft due to applied torque varies from a. Maximum at centre to zero at circumference. b. Maximum at centre to minimum (not-zero) at circumference. c. Zero at centre to maximum at circumference. d. Minimum (not zero) at centre to maximum at circumference.

Description : Magnitude of shear stress induced in a shaft due to applied torque varies from a. Maximum at centre to zero at circumference. b. Maximum at centre to minimum (not-zero) at circumference. c. Zero at centre to maximum at circumference. d. Minimum (not zero) at centre to maximum at circumference.

Last Answer : c. Zero at centre to maximum at circumference.

At the center line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be (A) Minimum (B) Maximum (C) Zero (D) Could be any value

Description : At the center line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be (A) Minimum (B) Maximum (C) Zero (D) Could be any value

Last Answer : Answer: Option D

A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. Which of the following statement is correct? (A) The pressure on the wall at the liquid level is minimum(B) The pressure on the bottom of the wall is maximum (C) The pressure on the wall at the liquid level is zero, and on the bottom of the wall is maximum (D) The pressure on the bottom of the wall is zero

Description : A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. Which of the following statement is correct? (A) The pressure on the wall at the liquid level is maximum (B) ... and on the bottom of the wall is maximum (D) The pressure on the bottom of the wall is zero

Last Answer : Answer: Option C

The point of contraflexure is the point where (A) B.M. changes sign (B) B.M. is maximum (C) B.M. is minimum (D) S.F. is zero

Description : The point of contraflexure is the point where  (A) B.M. changes sign  (B) B.M. is maximum  (C) B.M. is minimum  (D) S.F. is zero 

Last Answer : (A) B.M. changes sign 

In a loaded beam, the point of contraflexure occurs at a section where (A) Bending moment is minimum (B) Bending moment is zero or changes sign (C) Bending moment is maximum (D) Shearing force is maximum

Description : In a loaded beam, the point of contraflexure occurs at a section where (A) Bending moment is minimum (B) Bending moment is zero or changes sign (C) Bending moment is maximum (D) Shearing force is maximum

Last Answer : Answer: Option B

When a simply supported beam is loaded with a point load at the centre, the maximum tensile stress is developed on the (a) Top fibre (b) Bottom fibre (c) Neutral axis (d) None of these

Description : When a simply supported beam is loaded with a point load at the centre, the maximum tensile stress is developed on the (a) Top fibre (b) Bottom fibre (c) Neutral axis (d) None of these

Last Answer : (b) Bottom fibre

The sensitivity of a rigid module is (A) Zero (B) Between zero and one (C) 1 (D) Infinity

Description : The sensitivity of a rigid module is (A) Zero (B) Between zero and one (C) 1 (D) Infinity

Last Answer : Answer: Option A

Pick up the correct statement from the following: (A) For channels, the shear centre does not coincide its centroid (B) The point of intersection of the bending axis with the cross section of the beam, is called shear centre (C) For I sections, the shear centre coincides with the centroid of the cross section of the beam (D) All the above

Description : Pick up the correct statement from the following:  (A) For channels, the shear centre does not coincide its centroid  (B) The point of intersection of the bending axis with the cross section ... shear centre coincides with the centroid of the cross section of the beam  (D) All the above

Last Answer : (D) All the above