Which of the following formulas is called Hooke's law? O S: = O a = Ee O M, = M; + M %3D %3D max M. max o, = E =
Q: 2) A standing wave in a chord is described by the equation: y (x,t) = 0.31sin (13.2x + 5.9t + 2.4) A...
A: The given equation isy(x,t)=0.31 sin(13.2x+5.9t+2.4)This is the equation for the displacement of the...
Q: The device diagramed in the figure below is called an Atwood's machine. Let m1 = 2kg and m2 = 4 kg. ...
A: This is a problem based on Newton's law. To solve this problem, We will first write the equations, f...
Q: A parallel-plate capacitor is constructed by filling the space between two square plates with a bloc...
A: Given A = 1.00 cm2d = 2.00 mmk1 = 4.90k2 = 5.60k3 = 2.50
Q: Power is ______ a) Rate of doing work b) Ability to do work c) Rate of energy creation d) Equivalent...
A: Power is defined as the rate of doing work. The ability to do work is energy. Energy can neither be ...
Q: Two forces act on a ball. One of the forces is positive and acts towards right, the other one acts t...
A: B
Q: 48.30 53.20 26.30 130 77.3V 53.30 0687
A: Using mesh analysisThe 48.3 ohm and 53.2 ohm are in series.Rs=48.3+53.2 =101.5 ohmThe 13 ohm, 53.3 o...
Q: *pr 3.1 In a coal processing plant, the flow of slurry along the pipe is given by V = 8.xy If r and ...
A: Given: V=πpr48xy
Q: The coordinates of the centre of mass of objects of mass 10, 20, 30 kg are (1,1,1) m. Where should a...
A: B
Q: The potential energy possessed by a spring is also known as _____ a) Elastic potential energy b) Ext...
A:
Q: How many Ergs are there in 1 Joule? a) 10 b) 104 c) 107 d) 109
A: C
Q: A ball of mass 100 g is moving with a velocity of 3 m/s towards east. A cube of mass 200 gram is mov...
A: C
Q: The rod OA rotates in the horizontal plane such that theta equals0.67t^3 radian, and collar B is sli...
A: Given: The angular displacement θ = 0.67t3 radian. The equation for the distance of collar r = 70t2...
Q: force of 10 N creates a displacement of 2 m but the work done on the body throughout its motion is e...
A: a
Q: 2. A 100 V/m uniform plane wave of frequency 9 MHz is incident from the free space normal to the sur...
A: Given : E0=100 V/m f=9×106 Hz εr=9 μr=4 σ=103 S/...
Q: What is the value of spring constant if force of 200 N is acting on it and the spring is compressed ...
A: A
Q: The slope of a slanted surface is 2:7. If the horizontal distance is 7/2, what is the vertical dista...
A: Given: The slant is of ratio 2:7. The horizontal distance is 7/2.
Q: Which of the following is true? a) Potential energy decreases as altitude increases b) Potential ene...
A: Introduction: Gravitational potential energy is the energy stored in an object as the result of its ...
Q: P1.12: An aluminium thin-walled sphere is used as a marker buoy. The sphere has a radius of 65 cm an...
A: The weight of the buoy is equal to the weight of displaced liquid.
Q: The velocities of three particles of masses 10 kg, 20 kg and 30 kg are 10i, 10j and 10k m/s, respect...
A: A
Q: What is the force applied on a body with 5 kg of mass and an acceleration of 7 m/s2? a) 35 N b) 5 N ...
A: A
Q: pendulum of mass 2kg is given an energy of 200J then the maximum height it will reach is _____ a) 25...
A: D
Q: The kinetic energy of a man is half that of a boy whose mass is half that of the man. When the man s...
A: Let m1 and v1 is the mass and velocity of the man respectively and m2 and v2 is the mass and velocit...
Q: Help me fast so that I will give Upvote.
A: In given problem velocity of speed boat = v2 component of velocity of speed boat = -v2cosθ i +v2sinθ...
Q: For which of the following does the centre of mass lie outside the body? a) Pen b) Dice c) Rectangul...
A: D
Q: From a clifftop over the ocean 130 m above sea level, an object was shot straight up into the air wi...
A: (1) Given: The height of the clifftop is 130 m. The initial vertical speed is 166.6 ms. The equation...
Q: What is the average density of a neutron star that has the same mass as the sun but has a radius of ...
A: When a super giant star collapses to its core, it forms an extremely dense sphere known as a neutron...
Q: The forces involved in Newton’s third law act ____ a) On the same object b) On different objects c) ...
A: B
Q: A force F = x + 1 N acts on a particle in x direction. What is the work done from x = 2m to 5 m? a) ...
A: C
Q: body moving with a constant velocity on normal ground initially has an energy of 1000 J. If the fina...
A: B
Q: The maximum value of static friction when the body is at the verge of starting motion is known as __...
A: B
Q: 3. A Ruby laser contains a crystal length (4cm) with a refractive index of (1.78). The peak emission...
A: The Ruby laser consists of a crystal which forms the cavity of this laserThe length of this cavity i...
Q: In a certain region an electric potential V is present. An unknown charge Q is moved around this reg...
A: Given information: The measured data is ∆V (MV) 57.1 29.9 21.7 16.7 9.97 8.55 8.32 6.52 6.87 ∆U...
Q: If a solid sphere of mass 200g and radius 20cm is rotating with an angular velocity of 5 rad s-1, it...
A: B
Q: A spring is stretched by a length x, then the potential energy stored in it changes by 0.5*k*x2, whe...
A: A
Q: When a body is falling freely under the influence of gravity, the kinetic energy remains constant. a...
A: B
Q: According to the work-energy theorem, total change in energy is equal to the _______ a) Total work d...
A: A
Q: The energy possessed by a body by the virtue of its motion is called ______ a) Kinetic energy b) Pot...
A: B
Q: What is the coefficient of restitution (e)? a) Ratio of final to initial relative velocities b) Rati...
A: A
Q: Two identical parallel-plate capacitors, each with capacitance 13.0 µF, are charged to potential dif...
A: Given : Two identical parallel plate capacitors with capacitance, C1 =C2 =C = 13μF =13×10-6 F ...
Q: The moment of inertia of a ring about a tangent is 4kgm2. What is the moment of inertia about an axi...
A: B
Q: If a body returns to its original state of equilibrium after giving it a small displacement, the equ...
A: A
Q: The forces involved in Newton’s third law act ____ a) On the same object b) On different objects c) ...
A: B
Q: body of mass 2 Kg, initially at rest, moves under the influence of an external force of magnitude 4 ...
A: A
Q: ball of mass 2kg is moving with a speed of 10m/s along a flat surface. It collides with another ball...
A: A
Q: A stone tie with a string held at one end is being rotated at a constant angular velocity in the air...
A: a
Q: s on A runner is also on the track going in the same direction as the walker, running at an unknown ...
A:
Q: If forces are acting on a rigid body so that it has zero kinetic energy, then all forces will pass t...
A: B
Q: Please show all work and circle your answers. Thank you
A: Electric Potential The electric potential at a point is defined as the amount of work done in bringi...
Q: variable mass body with an initial mass of 5 kg is moving with a velocity of 5 m/s initially, after ...
A: A
Q: The unit ‘Newton’ is equivalent to ______ a) Kg-m/s2 b) Kg-m/s c) Kg/m/s2 d) Kg2-m/s2
A: A
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