Question QMC1 : A quantity which has both magnitude and direction is referred to a/an.
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Question QMC2 :
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Question QMC3 : The zero vector is denoted by.
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Question QMC4 :
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Question QMC14 :
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Question QMC15 :
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Question QMC16 : Temperature, gravitational potential or electric field are quantities known as _____.
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Question QMC18 :
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Question QMC19 :
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Question QMC20 : The divergence of a curl of a vector field A is equal to ____.
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Question QMC21 : Stoke’s theorem is written as.
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Question QMC22 : The condition for a force F to be conservative is.
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Question QMC23 : The Gauss theorem is written as.
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Question QMC24 : The integral theorem provide expressions for the gradient, divergence and curl in terms of _______ co-ordinates.
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Question QMC25 : The ______ force equation determines the force on a particle charge.
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Question QMC26 : For the static case, the Maxwell’s equations separate into a pair of ______ equations.
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Question QMC27 : Tensors are commonly denoted by ______capital letters.
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Question QMC28 : I is the _______ tensor.
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Question QMC29 : The Kinetic energy of a rigid body is ______.
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Question QMC30 :
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Question QMC31 :
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Question QMC32 :
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Question QMC33 : The continuous system of particles that occupy a surface is defined as a _______ per unit area.
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Question QMC34 : If a particle moves freely in a space with 3 coordinates. Thus, the number of degree of freedom is ____.
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Question QMC35 : A particle moving on a given space curve has ____ number of degree of freedom.
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Question QMC36 : Six particles moving freely in a plane has _____ number of degrees of freedom.
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Question QMC37 : A system of particles consisting of 3 gram mass located at (91,0,-1), a 5 gram mass at(-2,1,3)and a 2 gram mass at(3,-1,1). The co-ordinate of the centre of mass are .
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Question QMC38 :
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Question QMC39 : If the resultant external force acting on a system of particles is _______, then the total momentum remains ______.
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Question QMC40 :
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Question QMC41 :
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Question QMC42 :
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Question QMC43 : The total ________ is equal to the change in linear momentum.
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Question QMC44 :
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Question QMC45 : A system of particles is in equilibrium if and only if the total virtual work of the actual force is.
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Question QMC46 :
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Question QMC47 : The rate of change of velocity with respect to time is called ______.
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Question QMC48 :
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Question QMC49 : In a simple harmonic oscillations, their restoring forces obey _______ of elasticity.
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Question QMC50 : Speed is a _______ quantity.
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Question QFB1 : A quantity which has both magnitude and direction is referred to a/an_____.
Answer: Vector
Question QFB2 : A quantity specified in magnitude alone is called a/an______.
Answer: Scalar
Question QFB3 : A set of three mutually perpendicular vectors of unit length is called _______ triad.
Answer: Orthogonal
Question QFB4 : _______ are the three units vectors pointing in the direction of the x,y,z-axis respectively.
Answer: I,J,K
Question QFB5 :
Answer: Perpendicular
Question QFB6 : The limitations on a motion are called...........................
Answer: constraints
Question QFB7 : The vector product of a vector with itself is the _____ vector.
Answer: Zero
Question QFB8 : The vector product of two polar vectors is thus a/an ______ vector.
Answer: Axial
Question QFB9 : Velocity and Force are examples of _______ vectors.
Answer: Polar
Question QFB10 : Angular velocity is a/an_____ vector.
Answer: Axial
Question QFB11 : Temperature, gravitational potential or electric field are quantities known as _____.
Answer: Fields
Question QFB12 : A ______ field is a vector functionA(x,y,z)
Answer: Vector
Question QFB13 :
Answer: Laplacian
Question QFB14 : The divergence of a curl of a vector field A is equal to ____.
Answer: 0
Question QFB15 :
Answer: 0
Question QFB16 : The integral theorem provide expressions for the gradient, divergence and curl in terms of _______ co-ordinates.
Answer: Curvilinear
Question QFB17 : The basic equations of the electromagnetic theory are ______ equations.
Answer: Maxwell’s
Question QFB18 : The ______ force equation determines the force on a particle charge.
Answer: Lorentz
Question QFB19 : For the static case, the Maxwell’s equations separate into a pair of ______ equations.
Answer: Electrostatic
Question QFB20 : _______ occur most frequently when one vector b is defined as a linear function of another vector a.
Answer: Tensors
Question QFB21 : The first subscript labels the rows, and the second, the _______.
Answer: Columns
Question QFB22 : I is the _______ tensor.
Answer: Inertia
Question QFB23 : The tensor T is called ________,
Answer: Symmetric
Question QFB24 :
Answer: Anti-symmetric
Question QFB25 :
Answer: Unit
Question QFB26 : The ________ product of a and b is written asT=ab
Answer: Tensor
Question QFB27 :
Answer: Eigenvector
Question QFB28 :
Answer: Eigenvalue
Question QFB29 :
Answer: Cubic
Question QFB30 : ____ are such that forces applied will change the distance between individual particles.
Answer: Deformable
Question QFB31 : The continuous system of particles that occupy a surface is defined as a _______ per unit area.
Answer: Surface density
Question QFB32 : The number of co-ordinates required to specify the position of a system of one or more particles is called the number of ______ of the system.
Answer: Degree of freedom
Question QFB33 : If a particle moves freely in a space with 3 coordinates. Thus, the number of degree of freedom is ____.
Answer: 3
Question QFB34 : ___ Co-ordinates are required to specify the position of a rigid body which can move freely in space with 6 degree of freedom.
Answer: 6
Question QFB35 : A system consisting of N particles moving freely in a space requires ____ co-ordinates to specify its position. Given that its number of degree of freedom is 3N.
Answer: 3N
Question QFB36 : Six particles moving freely in a plane has _____ number of degrees of freedom.
Answer: 12
Question QFB37 : Seven particles moving freely in a space has _____ number of degree of freedom.
Answer: 21
Question QFB38 : Two particles connected by a rigid rod moving freely in a plane has ____ degrees of freedom.
Answer: 3
Question QFB39 : If a system of particles is in a uniform gravitational field. The center of mass is sometimes called the ________.
Answer: Center of gravity
Question QFB40 : The _______ of a system of particles can be formed by multiplying the total mass M of the system by velocityof the center of mass.
Answer: Total momentum
Question QFB41 : If the resultant external force acting on a system of particles is constant, then the total momentum remains ______.
Answer: Zero
Question QFB42 :
Answer: Moment
Question QFB43 : If both the external and internal forces for a system of particles are conservative, then the principle of _______ of energy is valid.
Answer: Conservation
Question QFB44 :
Answer: Kinetic energy
Question QFB45 : The total ________ momentum of a system of particles about the centre of mass is zero.
Answer: Linear
Question QFB46 : The total ________ is equal to the change in linear momentum.
Answer: Linear impulse
Question QFB47 : A system of particles will be ______ equilibrium if the potential V is a minimum.
Answer: Stable
Question QFB48 : The rate of change of velocity with respect to time is called ______.
Answer: Acceleration
Question QFB49 : A massmsuspended from a light inextensible string of lengthl, such that the mass is free to swing from side to side in a vertical plane is known as ________.
Answer: Simple pendulum
Question QFB50 : In a simple harmonic oscillations, their restoring forces obey _______ of elasticity.
Answer: Hook’s law