Description : The ratio of the inertia force to the viscous force is called (A) Reynold's number (B) Froude's number (C) Weber's number (D) Euler's number
Last Answer : Answer: Option A
Description : The ratio of the inertia force to the __________ is called Euler's number. (A) Pressure force (B) Elastic force (C) Surface tension force (D) Viscous force
Description : Euler's number is the ratio of __________ force to pressure force. (A) Inertia (B) Gravity (C) Viscous (D) None of these
Description : The value of bulk modulus of a fluid is required to determine (A) Reynold's number (B) Froude's number (C) Mach number (D) Euler's number
Last Answer : Answer: Option C
Description : Euler's dimensionless number relates the following (A) Inertial force and gravity (B) Viscous force and inertial force (C) Viscous force and buoyancy force (D) Pressure force and inertial force
Last Answer : Answer: Option D
Description : 18. A flow through an expanding tube at increasing rate is called unsteady non-uniform flow. A) Yes B) No
Last Answer : A
Description : P = /L² is the equation for Euler's crippling load if (A) Both the ends are fixed (B) Both the ends are hinged (C) One end is fixed and other end is free (D) One end is fixed and other end is hinged
Last Answer : (B) Both the ends are hinged
Description : Euler's formula states that the buckling load for a column of length , both ends hinged and whose least moment of inertia and modulus of elasticity of the material of the column are and respectively, is given by the relation (A) P = ²EI/l² (B) P = /EI (C) P = /l² (D) P = ²EI/l
Last Answer : (A) P = ²EI/l²
Description : The Euler's equation for the motion of liquids is based upon the assumption that (A) The fluid is non - viscous, homogeneous and incompressible (B) The velocity of flow is uniform over the section (C) The flow is continuous, steady and along the stream line (D) All of the above
Description : What is the reciprocal of 7 over 18?
Last Answer : 44760
Description : Hello, Please help with solving the task: Ludolf's number and Euler's number and the Golden Section seven numbers of east longitude, giving the final coordinates. At the same time, the final coordinates ... wanted the coordinates of north latitude N 50 ° 12.345 ', you would look for seven 5012345.
Last Answer : Need Answer
Description : Euler’s dimensionless number relates the following : (A) Inertial force and gravity (B) Viscous force and Inertial force (C) Pressure force and Inertial force (D) Pressure force and viscous force
Last Answer : Euler’s dimensionless number relates the following : Pressure force and Inertial force
Description : The Random errors tend to accumulate proportionally to (A) Numbers of operations involved (B) Reciprocal of operations involved (C) Square root of the number of operation involved (D) Cube root of the number of operation involved
Last Answer : (C) Square root of the number of operation involved
Description : Find the force between 2C and -1C separated by a distance 1m in air(in newton). a) 18 X 10 6 b) -18 X 10 6 c) 18 X 10 -6 d) -18 X 10 -6
Last Answer : b) -18 X 10 6
Description : What is Euler's Theorem?
Last Answer : Please be more specific, as Wikipedia lists 6 different theorems for Euler, and the link you gave doesn’t point to any specific one.
Description : The Green’s theorem can be related to which of the following theorems mathematically? a) Gauss divergence theorem b) Stoke’s theorem c) Euler’s theorem d) Leibnitz’s theorem
Last Answer : b) Stoke’s theorem
Description : Euler's equation of motion is a statement expressing (A) Conservation of mass (B) Conservation of energy (C) Newton's first law of motion (D) Newton's second law of motion
Last Answer : (A) Conservation of mass
Description : Euler's equation of motion states, that at every point, the (A) Fluid momentum is constant (B) Force per unit mass equals acceleration (C) Rate of mass outflow is equal to the rate of mass inflow (D) None of these
Last Answer : (B) Force per unit mass equals acceleration
Description : Which of the following assumptions enables the Euler's equation of motion to be integrated? (A) The fluid is incompressible (B) The fluid is non-viscous (C) The continuity equation is satisfied (D) The flow is rotational and incompressible
Last Answer : (A) The fluid is incompressible
Description : Which of the following is true to Euler’s theorem of factor pricing ? (a) Constant return to scale (b) Static and risk free economy (c) Perfect competition (d) All of the above
Last Answer : (d) All of the above
Description : According to Euler’s column theory, the crippling load for a column of length (l) fixed at both ends is __________ the crippling load for a similar column hinged at both ends. (a) equal to (b) two times (c) four times (d) eight times
Last Answer : (c) four times
Description : Euler’s formula is not valid for mild steel column when slenderness ratio is (a) More than 100 (b) Less than 100 (c) Less than 80 (d)More than 80
Last Answer : (c) Less than 80
Description : Euler’s circles are diagrams representing ________ of the terms. A) distribution B) quality C) quantity D) meaning
Last Answer : A) distribution
Description : State four assumptions made in Euler’s theory.
Last Answer : 1. Compressive load on the column is exactly axial. 2. Material of the column is perfectly homogenous and isotropic. 3. Column is initially straight and of uniform lateral dimensions. 4. Self-weight of the ... . 7. The stresses do not exceed the limit of proportionality. 8. It obeys Hook's law.
Description : Pick up the incorrect statement from the following: (A) The pH value of water indicates the logarithm of reciprocal of hydrogen ion concentration in water (B) Higher value of pH ... value of pH means higher hydrogen ion contraction (D) Lower value of pH gives alkaline solution
Last Answer : (D) Lower value of pH gives alkaline solution
Description : Pick up the incorrect statement from the following: The torsional resistance of a shaft is directly proportional to (A) Modulus of rigidity (B) Angle of twist (C) Reciprocal of the length of the shaft (D) Moment of inertia of the shaft section
Last Answer : (D) Moment of inertia of the shaft section
Description : The method of finding out the difference in elevation between two points for eliminating the effect of curvature and refraction, is (A) Reciprocal levelling (B) Precise levelling (C) Differential levelling (D) Flying levelling
Last Answer : (A) Reciprocal levelling
Description : Pick up the correct statement from the following: (A) The power of a lens is the reciprocal of its focal length (B) The unit of power of the lens is Diopter (C) The power of two or more thin lenses in contact is the power of the combination of the lenses (D) All the above
Last Answer : (D) All the above
Description : In reciprocal levelling, the error which is not completely eliminated, is due to (A) Earth's curvature (B) Non-adjustment of line of collimation (C) Refraction (D) Non-adjustment of the bubble tube
Last Answer : (C) Refraction
Description : The power of a lens (A) Is reciprocal of its focal length (B) Is positive if it is a convex lens (C) Is negative if it is a concave lens (D) Is measured in Diopter
Last Answer : (D) Is measured in Diopter
Description : Which of the following statements is incorrect? (A) Error due to refraction may not be completely eliminated by reciprocal levelling (B) Tilting levels are commonly used for precision work (C) The last reading of levelling is always a foresight (D) All of the above statements are incorrect
Last Answer : (D) All of the above statements are incorrect
Description : For structural analysis of forces, the method refers to (A) Moment-area-theorem (B) Three-moment equation (C) Maxwell's reciprocal theorem (D) None of these
Last Answer : (A) Moment-area-theorem
Description : For structural analysis, Maxwell's reciprocal theorem can be applied to: (A) Plastic structures (B) Elastic structures (C) Symmetrical structures (D) All the above
Last Answer : (B) Elastic structures
Description : The value of energy quantum for radiation of any frequency is proportional to: (A) The frequency (B) The reciprocal of the energy (C) The square of the frequency (D) The square root of the frequency
Description : 08. The ratio of velocity of fluid in an undisturbed stream to the velocity of sound wave is known as Mach number. A) Yes B) No
Description : In India, are prefabricated components costlier than those of traditional cast-in-situ items that the prefabricated components replace? (A) Yes, because of heavier overheads and handling cost (B) Yes, ... of repetitive manufacture of a number of elements (D) No, because of savings in site labour
Last Answer : (C) No, because of repetitive manufacture of a number of elements
Description : 09. The rise, in water level, which occurs during the transformation of the unstable shooting flow to the stable streaming flow is called hydraulic jump. A) Yes B) No
Description : 12. The flow at critical depth in an open channel is called torrential flow. A) Yes B) No
Last Answer : B
Description : Which of the following is not the unit of pressure? (A) kg/cm (B) atm (C) kg/cm² (D) Newton
Last Answer : (D) Newton
Description : The unit of power in S.I. units is (A) Newton meter (B) Watt (C) Joule (D) Kilogram meter/sec
Last Answer : (B) Watt
Description : The unit of work or energy in S.I. units is (A) Newton (B) Pascal (C) Kilogram meter (D) Joule
Last Answer : (D) Joule
Description : The unit of force in S.I. units is (A) Kilogram (B) Newton (C) Watt (D) Dyne
Last Answer : (B) Newton
Description : The units of dynamic or absolute viscosity are (A) Metres² per sec (B) kg sec/meter (C) Newton-sec per meter (D) Newton-sec² per meter
Description : The units of kinematic viscosity are (A) Metres² per sec (B) kg sec/metre (C) Newton-sec per metre (D) Newton-sec per metre
Description : Surface tension has the units of (A) Newton-sec/m B) Newton-m/sec (C) Newton/m (D) Newton
Description : The unit of viscosity is (A) Metres² per sec (B) kg-sec/metre (C) Newton-sec per metre² (D) Newton-sec per meter
Last Answer : Answer: Option B
Description : 14. When the pipes are in series, the total head loss is equal to the sum of the head loss in each pipe A) Yes B) No
Description : 11. If a body floating in a liquid does not return back to its original position and heels farther "away when given a small angular displacement, the body is said to be in neutral equilibrium. A) Yes B) No
Description : 12. Kinematic viscosity is the product of dynamic viscosity and the density of the liquid. A) Yes B) No
Description : 11. The velocity at which the turbulent flow starts is known as higher critical velocity. A) Yes B) No