Plutonium 2 Pu nucleus produced in a nuclear reactor undergoes alpha decay. Determine the daughter nucleus formed by the decay reac 94 O Cm O 33 Cm

Q: One type of BB gun uses a spring-driven plunger to blow the BB from its barrel. (a)Calculate the…

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Q: An object is 25.0 cm from a concave mirror of focal length 15.0 cm. Find the magnification.

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Q: An electron first has an infinite wavelength and then after it travels through a potential…

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Q: Question A4 Focused ion beams are used for micro-machining. An ion-beam gun accelerates Ga+ ions…

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Q: Pure copper has a resistivity of 1.68 × 10−8 Ωm. Some accurate cubes of copper are prepared, and…

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Q: A clock battery wears out after moving 3.45E+04 C of charge through the clock at a rate of 0.493 mA.…

A: Write the given values with the suitable variables. q=3.45×104 CI=0.493 mA=0.493×10-3 A Here, q is…

Q: You have two coils, one circular with diameter of length 'a' and another square with each side of…

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Q: (a) If your speedometer has an uncertainty of 2.0 km/h at a speed of 90 km/h, what is the percent…

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Q: A commuter train blows its 200 Hz horn as it approaches a crossing. The speed of sound is 334 m/s.…

A: This question is based on the Doppler's effect          The apparent frequency is given by…

Q: Listen A 3.0-kg object moving at 6.0 m/s encounters a 20-Newton resistive force over a duration of…

A: Impulse is define as the change in the linear momentum of the object. So it is directly proportional…

Q: 2. Calculate the wavelength and energy of light that has a frequency of 1.5 x 1015 Hz.

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Q: A diver of mass 73.1 kg stands on one end of a diving board of mass 30.9 kg, as shown in the…

A: Given: The mass of the diver is 73.1 kg. The mass of the board is 30.9 kg.

Q: The circuit in the figure consists of switch S, a 4.40 V ideal battery, a 30.0 MQ resistor, and an…

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Q: 1. For the 3500-lb car, determine (a) its mass in slugs, (b) its weight in newtons, and (c) its mass…

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Q: The reaction shown below has a Q value of 4.362 MeV. H + Be - B + n Determine the atomic mass (in u)…

A: Given data :   Atomic mass of Hydrogen (MH-2) = 2.0141 u   Atomic mass of Berillium (MBe-9) = 9.0122…

Q: A block of mass 1.99 kg is placed on a frictionless floor and initially pushed northward, whereupon…

A: by conservation of momentum for first collision…

Q: Determine the force on an electron if it is moving with a velocity (8.5 km/s)i + (26.4 km/s)k in a…

A: In this question we have to find the force on the moving electron due to magnetic field. Please give…

Q: A Photon has an energy of 6.0ev. what is the frequency of radiation

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Q: 7. In the diagram shown below, a 0.45 T uniform magnetic field is directed into the plane of the…

A: Given: The strength of the magnetic field is 0.45 T into the plane. The resistance of the circuit is…

Q: On route to Eris, our experimental payload requires a heliocentric velocity of 25,000 m/s. The…

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Q: A simple pendulum is made of a massless string to which a bob of mass 1 kg is attached. The length…

A: The solution of this question is given below...

Q: A closed gaseous system undergoes a reversible process in which 30 kJ of heat is rejected a9and the…

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Q: If a bus travelling at 28 m/s is subjected to a steady 4 m/s?, how Ilong will it take to come to…

A: Given data :                       Deceleration     =    a                       Initial velocity…

Q: What is the internal resistance of an automobile battery that has an emf of 12.0 V and a terminal…

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Q: f a sound that has a level 3.00 dB lower than a 3.33 ✕ 10−9 W/m2 sound? (b)

A: Givenβ=3 dB

Q: What resistance will the ohmmeter measure in the circuit shown below? Help 6Ω EGO 11 2 O 19 ohms O…

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Q: Two parallel plates are a distance 8 cm apart from each other. Their size is large compared to the…

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Q: Find the frequency of X-rays of wavelength 2 x 10-10 m. Write your answer in exa-hertz.

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Q: A good-quality measuring tape can be off by 0.50 cm over a distance of 20 m. What is its percent…

A: The % uncertainty can be determined by the ratio of uncertainty and total measured value.  Given,…

Q: a) Find the size of the smallest detail observable in human tissue with 50.5 MHz ultrasound. (Use…

A: In this question we have to find the  size of the smallest detail, the effective penetration depth…

Q: utematic 2asn Example 6 The three blocks in figure 4 below are connected by light strings that pass…

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Q: A small explosion creates sound with power 16 watts. Calculate the sound level at a distance 186…

A: Write the given values with the suitable variables. P=16 Wr=186 m Here, P is the power and r is the…

Q: A person is looking at a house that is 12 m tall to the top of the roof. If the person is 40 m away,…

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Q: When nonmetric units we used in the United Kingdom, a unit of mass called the pound-mass (Ibm) was…

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Q: 12 V R2=42 R,= 2 2 R3= 6 N

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Q: One mole of atoms consists of 6.02 × 1023 individual atoms. If one mole of unicorn atoms were spread…

A: Determine the surface area.

Q: A parallel-plate capacitor with circular plates of radius R = 0.085 m is being discharged. A…

A: Given Radius of the circular plates is R=0.085 m Radius of the circular loop is r=0.17 m…

Q: ch fi

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Q: Find the size (in mm) of the smallest detail observable in human tissue with 18.5 MHz ultrasound.…

A: In this question we have to find the given quantities as asked. Please give positive feedback if the…

Q: 1. The velocity of an alpha particle, He?, with mass m = 6.64×10-27kg changes from u1 = (-0.30,…

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Q: You push on a rectangular door at the location of the knob (see diagram for top view). The door s…

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Q: An alpha particle (He**) moves at 3.41E+07 m/s perpendicular to a magnetic field. The field causes…

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Q: Each 4 m length of a long cylinder (radius = 3 cr throughout its volume. What is the magnitude the…

A: Given Length of cylinder, L=4 mRadius of cylinder=3 cmCharge, q=17 nC=17×10-9 CDistance of point…

Q: One mole of atoms consists of 6.02 x 1023 individual atoms. If one mole of unicorn atoms were spread…

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Q: Question A9 On absorption of a single neutron, plutonium Pu-239 can undergo fission into xenon…

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Q: In a perfectly ELASTIC collision between two perfectly rigid objects the momentum of the system is…

A: elastic energy conserves both kinetic energy and momentum of the system

Q: For the case shown in the figure, what is the tension in the rope? (There is no friction in th-…

A: Given(s): Greater mass, M=15 kg Smaller mass, m=5 kg Required: The tension in the rope T=?

Q: Situation 13. A crate that has a mass of 50.0 kg requires a 250 N force applied horizontally so that…

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Q: CI liquid How far surface CE

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Q: The bronze bar 3.05 m long with a cross-sectional area of 577 mm2 is placed between two rigid walls.…

A: Length of wire L = 3.05 m Constant α = 18×10-6/°C = 1.8×10-5/°C Compressive Stress P = 33.81 MPa =…

Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.