Name 5 modern physics invention. Kindly include the inventors and what year were they invented.

Q: Which term refers to a surface on which all points are at the same potential?

A: Correct option is option (b)  Equipotential surface Equipotential surface: The surface at which all ...

Q: For the circuit in the figure below, find the following. (Take   = 6.6 V,   R = 6.2 Ω,  and  r = ...

A: Given: The supplied voltage is 6.6 V. The internal resistance is 14 Ohm. The external resistance is ...

Q: gaps along railroad tracks can be observed over time. How is this situation similar to concrete road...

A: While constuction of structure which will in future experience periodic changes intemperature and ch...

Q: What is the momentum of a 10Kg object that slides at 12m/s across an icy lake

A: Given data: The mass of the object is m = 10 kg The velocity is v = 12 m/s The expression for the ...

Q: In the process of accommodation: the lens changes shape to focus light waves from objects at differe...

A: Accommodation :  Accommodation is the adjustment of the optics of the eye to keep an object in focus...

Q: A35 kg child on roller skates is moving at 4 mls to the right and catches a 5kg medicine ball that w...

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Q: fire hose has a diameter of 8 cm and the velocity of the water flowing through it is 10 m/s. The hos...

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Q: A positive charge of 10-6 C is placed at a certain point in an electric field and experiences a forc...

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Q: Calculate much net Work per unit charge would it take to move a particle from a -15V potential to a ...

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Q: Which among the choices is not a vector quantity?     Select one: a.  Electric field b.  Electr...

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Q: 50 cm- -> 10 cm 8.0 A R = 1.0 x 10-3 N A small circular loop of wire of radius 5 cm and resistance 1...

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Q: . An infinitely long nonconducting cylinder of radius R carries a uniform volume charge density of p...

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Q: If the padding brings her to a stop in a time of 0.490 s, what is the average force on her body due ...

A: Given data   The mass, m = 60 kg The height, h = 7.80 m  The time, t = 0.490 sec   Using kinematic e...

Q: Vhich of the following circuit has a total resistance of 15 2 if the total current in the circuit is...

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Q: Answer the following. Provide the given, equation used, and the solution) Jena observed Joel droppi...

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Q: Which of the following is the rule that helps us solve for collision type problems Group of answer ...

A: When net force is equal to zero its linear momentum will be conserved.

Q: A force of 40 N, 180° accelerates a 5.0 kg block at 6.0 m/s2, 180° along a horizontal surface. (a) D...

A: Given data: Force, F = 40 N Mass, m = 5 kg Acceleration , a = 6 m/s2   Solution: a) Determine the fo...

Q: (a) What is the magnitude of (b) What is Its direction? ° counterclockwise from the +x-axis

A: A constant horizontal force F→a is applied pushes the package of mass m=1.50 kg across a frictionles...

Q: Consider the circuits shown below. Write down Kirchoff's rules for these cir- cuits. (a) Write an eq...

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Q: A ball has a diameter of 3.75 cm and average density of 0.0844 g/cm³. What force is required to hold...

A: The given data   Diameter of the ball, d  =3.75 cm = 3.75×10-2 m   Volume, V = 43×π×3.7523 cm3      ...

Q: A pair of parallel plates is charged by a 24-V battery. How much work is required to move a charge o...

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Q: Which of the choices represents the formula/equation for Gauss' law for electrostatics? A. PE Eo В. ...

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Q: Two figure skaters are standing motionless on the rink when they push off each other. The first skat...

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Q: Carter dropped a coin and fell for 8.0 s. Calculate the coin’s velocity after 8.0 s.What is the coin...

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Q: How MANY TOTAL ATOMS ATZE PRESENTN THE COMPOUND BELOW? 2Ca(OH)2 4

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Q: Instructions 50 cm 10 cm 8.0 A R = 1.0 x 10-3

A: According to Faraday law Induced emf is the rate of change of magnetic flux. Induced current= induce...

Q: Find the cross-sectional area of a 4.9 cm long solenoid with 515 turns and a self-inductance of 45 µ...

A: Given value--- length = 4.9 cm. Number of turns = 515 . self inductance = 45 micro H. We have to f...

Q: A pigeon flying through the air has a momentum of 8.5 kg*m/s. If the mass of the pigeon is 0.51, wha...

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Q: U.S. penny has a diameter of 1.9000 cm at 20.0°C. The coin is made of a metal alloy(mostly zinc) for...

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Q: A small piston of a hydraulic lift has an area of 0.02m2. A car weighing 12,000 N sits on the rack m...

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Q: financially challenged scientist chose to pursue research on a vaccine over other offers due to a ve...

A: Clearly from the discussion of questions we know that despite as being a researcher he can avail oth...

Q: A car moves in a straight line so that its position changes at every moment according to the relatio...

A: position of the  car at time t is given by  x(t) = 3t - 4t2  + t3  displacement = final position - i...

Q: How do heat and work affects a system?

A: Answer Heat and work are two different ways of transferring energy from one system to another.

Q: A bungee cord is 30.0 m long and, when stretched a distance x, it exerts a restoring force of magnit...

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Q: An electric charge produces a total electric field of 6 Coulombs. Calculate the electric flux densit...

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Q: The direction of electric field lines depends on the _____. It is directed outward when positive and...

A: When a charge is placed in a space, then the electric field lines are developed around the charge. T...

Q: Explain the origin of the glow sometimes observed around the cables of a high-voltage power line.

A: Answer:-  The origin of the glow sometimes observed around the cables of a high-voltage power line. ...

Q: An alpha particle (consisting of two protons and two neutrons), traveling at a speed of v = 1.4 x 10...

A: Given v=1.4×105 m/sB=1.8 T

Q: A circuit is constructed with four resistors, one capacitor, one battery and a switch as shown. The ...

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Q: Which of the following would result in a larger impulse Group of answer choices pick one answer on...

A: Write the expression for the impulse. If the momentum is the same, the impulse will be zero. If th...

Q: The copper wires have the same cross - sectional area but different lengths. Wire Y is twice as long...

A: Given value--- same cross - sectional area . Wire Y is twice as long as wire X. We have to find---...

Q: Mary's gravitational potential energy is 1870 J when she sits 2.20 m above the ground in a sky divin...

A: In this question, we have to find the Mary weight. Please give a positive rating if the answer helps...

Q: An electric charge produces a total electric field of 6 Coulombs. Calculate the electric flux densit...

A: Given data:  Charge (q) = 6 C Area (A) = 1.0 m2 Required: Electric flux density 

Q: the water in a river flows east at a speed of 1.00m/s relative to the shore. suppose your boat at a ...

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Q: QUESTION 14 A 20-ton truck collides with a 1500-1b car. Which of the following statements must be tr...

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Q: Consider the pulley system below. Assume M1 = 10kg, and M2 = 40kg. Assume the pulley has no mass and...

A: The magnitude of acceleration of the system is given by  asys=Total External ForceTotal Massasys=(40...

Q: An airplane needs to reacha forward velocity of 203.0 km/h (Please pay attention to the unit km/h he...

A: The given data   The velocity of airplane, v = 203 km/h = 203×518 =56.38 m/s The runway distance, x ...

Q: 2. Three charges are fixed at the vertices of a square of 1m side, as shown, with qı=+2nC, q2=+4nC, ...

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Q: ecelerating fluid will tilt under uniform rigid body acceleration. True D False

A: True

Q: At 45°C, the resistance of a segment of gold wire is 67 N. When the wire is placed in a liquid bath,...

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