Which conservation law is violated in the strong nuclear reaction π− + p → Σ+ + K−

Q: One concert hall is twice as large as another. The temperature of the air in the second hall is 30%…

A: The resonant frequency for smaller Hall is 40 Hz.

Q: 5. A billiard ball of mass 0.4kg, initially travelling at 10 m/s [E] experiences a "glancing"…

A:

Q: Calculate the momentum of a 938-MeV proton. Rest energy of proton is 938-MeV. A. 938 MeV/c B. 1876…

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Q: A particle with a charge of 4.8 μC and a speed of 54 m/s enters a region where there is a uniform…

A:

Q: A scuba diver is sitting on a boat while waiting to go on a dive and sees light reflected from the…

A: Given: Index of refraction of water, n=1.333 To determine angle of reflection for complete…

Q: A single hoop of metal wire is placed near a localized region of uniform magnetic field that is…

A: According to Lenz's law when there is change in magnetic flux linked with a coil ,then emf is…

Q: How much work is required to increase the surface area of a container of water from 200.0 cm² to…

A: Surface tension (T) is the property of liquid that tries to minimize its  free surface area. It is…

Q: Two pieces of steel wire have lengths of L and 4L. The longer wire has a larger cross section which…

A: GIVEN Two pieces of steel wire have lengths of L and 4L. The longer wire has a larger cross section…

Q: One concert hall is twice as large as another. The temperature of the air in the second hall is 30%…

A: Given One concert hall is twice as large as another  The temperature of the air in the second hall…

Q: When an object falls freely under the influence of gravity there is a net force mg exerted on it by…

A: Definitely, an object falling under the gravity of the earth has a net force mg exerted on it by the…

Q: Ed, Edd and Eddy love to play on a seesaw. It consists of a 1-kg board with a length of 8 meters.…

A: Mass=40kg

Q: What is the resistance of this resistor? Color sequence: Brown, Black, Orange, Gold A. 103 Ω…

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Q: A hoop is rolling without slipping along a horizontal surface with a forward speed of 5.50 m/s when…

A: Given, initial speed of the hoop, v = 5.50 ms angle of inclination, θ= 25.0° distance traveled along…

Q: A uniform magnetic field passes through a surface of area A as shown in the figure. If the area…

A: The magnetic flux through an area A is, ΦB = BA cosα B = magnetic field A = area α = angle between a…

Q: A 43.0-cmcm-diameter wheel, consisting of a rim and six spokes, is constructed from a thin, rigid…

A: Diameter=43cm Mass density=25g/cm Height=65mm

Q: If the acceleration of an object is zero,are no forces actingon it? Explain.

A: The acceleration of the object is given as a=0

Q: 2. A metal ring is oriented with the plane of its area perpendicular into a spatially uniform…

A: Given: A metal ring Plane of ring is perpendicular to uniform magnetic field Magnetic field…

Q: What is the coefficient of performance of an ideal heat pump that pumps heat from a cold temperature…

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Q: cable 50.0 m long and 2.00 mm in diameter is connected to a source with a potential difference of…

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Q: The ring  is rotated about a diameter with a constant angular velocity ω. At time t = 0 the plane of…

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Q: 2. Polonium 218 has a half life of 3.0 minutes. If you begin with 120. grams of it, how long will it…

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Q: Solve this problem: A 0.70 kg metal dish contains 1 kg of water at 20 degree celcius. A 0.50 kg…

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Q: Tabulate the components and determine the resultant (magnitude and direction) of the given system of…

A: Given data: The forces are, FA=50.0 NFB=68.0 NFC=42.0 NFD=21.0 NFE=80.0 N

Q: A) A large, open at the top, upright cylindrical tank contains a brine with a density of 1.23 ✕ 103…

A: (A) Given Data: The density of the brine is: ρ=1.23×103 kg/m3 The pressure of air is: Pa=101.3…

Q: Calculate the Sound Pressure Level in dB for a sound source that produces 3.2 x 10-3 Pa.  Enter the…

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Q: Analyze the circuit diagram below. What is the current at point B in the circuit? 13.5 A B 7.1 A ww

A: Current at point B

Q: The temperature inside a Carnot refrigerator is4.60°C. What is the high temperature, Th, in Celsius…

A: Coefficient of performance of refrigerator is given by, COP = cooling effect/work input          =…

Q: A square coil of resistance 4 Ω, 50 turns and side length 5 cm is placed with its plane making an…

A: Given, Resistance=4 Ω Number of turns=50 Length=5cm Angle=40degree Magnetic field=2T

Q: (q1xq2)/ r^2 where k = 9 x 10^9 C^2/m^2. a) Sketch the charges and use Coulomb's law to determine…

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Q: A lead cube has a total mass of 89.0 kg. Solve for the length its side in cm. Assume SG to be 11.16.…

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Q: Calculate the momentum of a 938-MeV proton. Rest energy of proton is 938-MeV

A:

Q: All kinds of waves can be called mechanical waves Ture OR Fale

A: A wave transmits information from one point to another point in space.

Q: An object is dropped from a height of 40 meters. Calculate: a.) its final velocity as it hits the…

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Q: Two infinitely long wires are laid parallel in air, carrying current I. In which of the following…

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Q: On July 15,2004,NaDa lunch the aura spacecraft(mass is 2970kg) to study the earth climate and…

A: Given, h=705km

Q: Only one force acts on an object.Can the object have zeroacceleration? Can it have zero velocity?…

A: If there's one force acting on an object, it will create imbalance in the object and it will lead to…

Q: An electron in hydrogen drops from the 5th to the 3rd orbital. What is the energy of the photon…

A: Given As electron in hydrogen drops from 5th to 3rd  orbit To find out  The energy of photon…

Q: The work function for magnesium is 3.70 eV. What is its cutoff frequency? Hint: 1 eV = 1.60 x 10-19…

A: Given that                         The work function for magnesium is (W) = 3.70eV The work function…

Q: An inventor is claiming that she has developed a heat engine that can operate with a thermal…

A:

Q: What is the electric charge of 2.5x1015 protons?

A: Given data:  Number of protons (n) = 2.5×1015 Required: The electric charge (Q)

Q: A spring stretches by 0.0204 m when a 3.33-kg object is suspended from its end. How much mass should…

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Q: 21.A solenoid 150 cm long with 1550 turns has a central magnetic field of 1.50 mT. Find the current…

A: As per our guidelines, we are supposed to answer only first one question in case of multiple…

Q: 3. A mass of 5kg is suspended by two strings 26cm and 33 cm long from two points that are 40cm apart…

A:

Q: A 793-g quantity of a substance is at its melting point of -109.7°C in the lic state. The heat of…

A: Givenm=793 g=0.793 kgT=-109.7°C=-109.7+273=163.3 KLf=1.36×105  J/kgM=32.0 g/molR=8.314 J/mol K

Q: Calculate the current if 7.3 C of charge passes through a point over 2.1 s.

A: Given data:  Charge (q) = 7.3 C Time (t) = 2.1 s Required: Current (I)

Q: You cut the tail spring off and meausre the spring force constaant and determine it to be 42.5 N/m.…

A: Given , Spring constant (k) = 42.5 N/m  Mass attached to spring (m) 1.35 kg  We want to find period…

Q: A 22.0 V battery moves 7.6 KC of charge. How much energy does the battery deliver? A 2.9 x 10-³ J B…

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Q: NEED HELP PLEASE

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Q: The work done by an electric force in moving a charge from point A to point B is 3.65 x 10-3 J. The…

A: Write the given values with the suitable variables. UAB=3.65×10-3 JVA-VB=44.6 V Here, UAB is the…

Nuclear interactions

In nature, there are certain rules and standards for an interaction. These interactions are universally accepted. There are four types of interactions: