hat is the primary difference between classical and modern physics? Explain briefly.
Q: 2. As portrayed in Figure 9.21, a bar magnet is thrust toward the center of a coil of 10 turns and r...
A: There would be induced emf in loof as magnetic flux changing with time. change in flux = final flux-...
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A: Option d
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A: Option b
Q: I need help
A: Option b
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A:
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A: Given:- Reaction at fixed end along x direction ∑ Fx = 0: ...
Q: iron has a bcc structure with atomic radius 0.123 å. find the lattice constant. a) b) 4.587 c) 2.3...
A: r = 0.123 Å The lattice constant for BCC = 4r/√3 The lattice constant = 0.2840 Å.
Q: Kinetic energy with any reference must be ___________ a) Zero b) Positive c) Negative d) Either nega...
A: B
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A: Part (a) Given: The number of oscillations made by pendulum is n=97. The time taken to made the num...
Q: 9.49 Find the Thévenin equivalent circuit with respect to the terminals a,b of the circuit shown in ...
A: Given:- voltage in theorem
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A: Option
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A: Given : Angle θ = 30° Horizontal displacement x = 10 m Vertical ...
Q: Which part of the ship is made heavy? a) The whole ship should be light in weight b) The top part c)...
A: C
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A: Option b
Q: When a hockey player takes a shot from deep in his own zone toward the other end of the rink 400 ft ...
A: Given Initial speed u = 100 mph Coefficient of friction = 0.03 Distance S = 400 ft
Q: A man waves his arm while walking. This is ____________ a) To keep constant velocity b) To ease the ...
A: B
Q: What is thermal conductivity
A: The thermal conductivity of a material is a measure of its ability to conduct heat. It is commonly d...
Q: Energy stored in stretching a string per unit volume is ___________ a) 1/2×stress×strain b) stress×s...
A: A
Q: We can rise from a chair without bending a little forward. a) True b) False
A: B
Q: It is painful to walk barefooted on the ground covered with edged pebbles. a) True b) False
A: While walking, when the entire weight of our body gets supported on the sharp edge of any pebble, it...
Q: A professor sits on a rotating stool that is spinning at 10.0 rpm while she holds a heavy weight in ...
A:
Q: A person is holding a bucket by applying a force of 10N. He moves a horizontal distance of 5m and th...
A: Option c
Q: If earth loses its gravity, then for a body ___________ a) A weight becomes zero, but not the mass b...
A: A
Q: Rocket engines lift a rocket from the earth surface because of hot gases with high velocity ________...
A: Introduction: Newton's second law states that for every reaction there is an equal and opposite reac...
Q: If the kinetic energy of the satellite revolving in an orbit close to the earth’s surface happens to...
A: Option d
Q: The position of a particle according to the appropriate coordinate set can be vectorially specified ...
A: Given, position rt=isin2πt-16j1-e-t/4+kt24
Q: When a body falls freely under gravity, then the work done by the gravity is ___________ a) Positive...
A: Since we know, w= force * displacement w=f.d=fdcosθwhere θ=0, in case of free falling under gravityw...
Q: Two identical balls A and B collide head on elastically. If velocities of A and B, before the collis...
A: D option
Q: The effective length of the resonance chamber in an oboe (musical instrument) is 0.75 meters. The ob...
A: Given : The effective length of the resonance chamber, L = 0.75 m a) Determine the frequency of ...
Q: 10) Which is always true about spin concept? a) the installed particles are spin owners. b) it is ca...
A: Spin angular momentum is due to rotation of body around its axis, but for point like particles like ...
Q: A gardener pushes a lawn roller through a distance of 20m. If he applies a force of 20kg weight in a...
A: Option b
Q: In the figure a solid sphere of radius a-3.40 cm is concentric with a spherical conducting shell of ...
A: Note: Out of given multiple parts, we solve only first three parts unless specified. You can resend ...
Q: Suppose that k = 170 N/m . (Figure 1) Part A Determine the unstretched length of DB to hold the 40-k...
A:
Q: Given a block which is at rest on a perfectly flat smooth table with no friction. You push with your...
A: Correct Answer- B) 6.00 m/s2
Q: A copper wire of length 3m and 1mm diameter is subjected to a tension of 5N. Calculate the elongatio...
A: D
Q: A position dependent force, F = 7-2x+3x2-N acts on a small body of mass 2kg and displaces it from x ...
A: Option
Q: The figure below shows a hollow spherical shell (i.e. empty inside) with uniform charge density inne...
A:
Q: If the distance between the earth and the sun were half its present value, the number of days in yea...
A: According to the Kepler's third law the square of the time period of a planet around the Sun is dire...
Q: According to the figure, since r=-0,14, k=4,61, E 16,91 (@ medium boundary) and reflected electric f...
A: The reflection coefficient Γ is given by, Γ=ErEi (1) Given that Γ=-0.14 and |Ei|=16.91 pluggi...
Q: Please solve it.Thanks
A: a) x, L2=x, Lx2+LY2+LZ2 =x, Lx2+x,Ly2+x,Lz2 =x, LxLx+Lxx, Lx+x, LyLy+Ly[x, Ly...
Q: If a person standing on a rotating disc stretches out his hands, the angular speed will ___________ ...
A: D
Q: Internal force holds together the particles as a single object. a) True b) False
A: True
Q: An arrow is fired straight up from a 25.0m high tree top. a)how fast is it moving at the peak of it...
A: The arrow is fired straight up from a height of 25 mSo, initially, the arrow has a potential energy ...
Q: Internal force is responsible for the change in velocity of an object. a) True b) False
A: B
Q: Imagine a new planet having the same density as that of earth but it is 3 times bigger than the eart...
A: D
Q: A hammer is resting on a plane surface. If force P is applied on the hammer along with a line not pa...
A: d option
Q: State hookes law
A: Hooke's law is a law of physics states that the force needed to extend or compress a spring by some ...
Q: The acceleration due to gravity on the planet A is 9 times the acceleration due to gravity on planet...
A: Option
Q: Which of the following has body centered cubic structure? a) Polonium b) Copper c) Nickel d) Tungste...
A: D
What is the primary difference between classical and modern physics? Explain briefly.
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