If a radioactive isotope of thorium (atomic number 90, mass number 232) emits 4 alpha particles and 2 beta particles during the course of radioactive decay, what are the atomic number and mass number of the stable daughter product?

Q: A parachutist after bailing out falls 50 m without friction. When parachute opens, it decelerates at...

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Q: An automobile starts from rest and reaches a speed of 42 m/s in 15 seconds. The acceleration increas...

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Q: Question When poked by a spear, an operatic soprano lets out a 1200-Hz shriek. What is Its wavelengt...

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A: We have a negatively charged rod in closed proximity to a positive charge. We know that electric fie...

Q: Student 1 has the following graph. Estimate what the graph for student 2 would look like if they inc...

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Q: If 100 J of work must be done to move electric charge equal to 4 C from a place where potential is -...

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Q: If a test charge of 12 µC is in a electric field that produces 8 uN, and the distance 2.3 mm from an...

A: Given: q=12μC=12*10-6 CF=8μN=8*10-6 Nd=2.3 mm=2.3*10-3 m

Q: A flywheel rotating at a speed of 600 rpm about its axis is brought to rest by applying a constant t...

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Q: Question When poked by a spear, an operatic soprano lets out a 1200-Hz shriek. What is its wavelengt...

A: GivenSpeed (V) = 345 m/sFrequency (f) = 1200 Hz

Q: A 10 m long wire of uniform cross-section and 20 2 resistance is used in a potentiometer. The wire i...

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Q: Calculate the current (in A) through a 9.0-m long 22 gauge (the radius is 0.321 mm) nichrome wire if...

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Q: The potential difference between two large parallel metal plates is 120 V. The plate separation is 8...

A: GivenPotential Difference between two large parallel plates ,V=120 VDitance of seperation between th...

Q: In tabulated form, enumerate the different percussion sounds (in physical examination) its descripti...

A: Percussion is a technique of stopcock body parts with fingers, hands, or small instruments as part o...

Q: 21. Surface tension is due to forces. 22. Capillary rise is caused by forces. 23. Capillary rise is ...

A: Here, we will answer each question individually, As you can see in the next step.

Q: An artillery shell is fired with an initial velocity of 300 m/s at 55° above the horizontal. To clea...

A: Since you have asked multiple question, we will solve the first question for you. If you want any sp...

Q: 3. Find the work required to pump water over the top of a cylindrical barrel if the barrel is 3 feet...

A: Write the equation for work as below. W=mgh Here, W is work, m is mass, g is acceleration due to gra...

Q: | Problem 7: A power line carries a DC current of I = 25 A in a direction o = 27° east of magnetic n...

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Q: Let a particle moves along x_axis, where x=5t-3t^2, and it's coordinate variesv with time. Calculate...

A: Given value--- x = 5 t - 3 t2 . t1 = 0 sec. t2 = 3 sec. We have to find--- average velocity?

Q: Since the only force acting on our system is gravitational force, the x- component of velocity does ...

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Q: Which of the following gives the correct x and y components of the force F31 exerted by charge 3 on ...

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Q: The uniform diving board has a mass of 26 kg. Find the force on the support A when a 69 kg diver sta...

A: Answer:-  Given  Mass of the board (m) = 26 kg  Mass of the diver (M) = 69 kg  Acceleration due to g...

Q: The height y and the distance x along the horizontal, for a body projected in the vertical plane are...

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Q: In an N-type semiconductor at T = 300 K, the electron concentration varies linearly from 2 x 10^18 t...

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Q: A small box f mass m a frictionkss s lides down sphere f radius R starting at He rery top, as shown....

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Q: Two identical balls leave from the same height at position 1 & 2 with the same speed but at differen...

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Q: To check the radius of a railroad curve, the effect of a 40-N weight is observed to be 41.400N on a ...

A: Calculate the mass of the object. m=Wg=40 N×1 kg· m/s21 N9.8 m/s2=4.081 kg Here, W is the value of t...

Q: A man runs up a flight of 50 steps in 15 seconds. Calculate mass of man if the power output of his l...

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Q: (3) Is there any kind of material that when inserted between parallel plate capacitors would reduce ...

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Q: This is refraction of snaills law (refraction through a glass/perspex block)

A: Write the relation between i and r.  

Q: A Van de Graaff generator produces an electric potential of 150 kV. What is the diameter of the gene...

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Q: Which of the diagrams below shows two negative charges with the charge on the right stronger than th...

A: The answer is below

Q: 3. A 2.6-gram bullet is fired horizontally from a short- barreled rifle. The 38-cm barrel of the rif...

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Q: How much work is required to stretch a spring from x-4.5 cm to x=8.2 cm given a spring constant of 1...

A: GivenSpring constant (K) = 150 N/mX1 = 4.5 cm = 4.5 ×10-2 mX2 = 8.2 cm = 8.2 × 10-2 m

Q: - Classification of forces in physics is Electrical force O Gravitational force All O Nuclear force ...

A: In Physics, There are four fundamental forces such as 1) Electromagnetic force 2) Gravitational for...

Q: 1) A baseball pitcher makes a big mistake and throws the ball straight up. If it reaches a maximum h...

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Q: (1) What is a definition of electric current? Label the variables. (2) Suppose that 1016 electrons p...

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Q: List down practical applications of Measuring the Refractive Index

A: Practical applications of measuring the refractive index.      

Q: 4. An object is spinning at a constant velocity of 1000°/s. If it spins for 1.6 seconds, what is the...

A: Given value--- angular speed = 1000 • /sec. time = 1.6 sec. We have to find--- angular Distance ?

Q: Students who are studying LR circuits obtain some identical inductors with a common inductance value...

A: Time constant tau = L/R. For fig 1: Net inductance L = L1 + L2 = L0+ L0 = 2L0 Net resistance R = r0/...

Q: A parachutist after bailing out falls 50 m without friction. When parachute opens, it decelerates at...

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Q: 4.Suppose you have a 12.0 V motorcycle battery that can move 5000 C of charge, and a 12.0 V car batt...

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Q: 1. Suppose a spaceship heading straight towards the Earth at 0.750c can shoot a canister at 0.500c r...

A: Velocity of A with respect to (w.r.t.) B is given as VAB= VA-VB

Q: 17. (b) What maximum altitude does the rocket reach? * Situation 2: A rocket rises vertically, from ...

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Q: 1.85-m-tall person stands 8.50 m in front of a large, concave spherical mirror having a radius of cu...

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Q: A metre stick is balanced on a knife edge at its centre. When two coins, each of mass 5 g are put on...

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Q: gravitational potential energy of a 10-5 kg box on a shelf 6.0 m above the floor. Assume that the de...

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Q: Problem 7: A power line carries a DC current of I = 25 A in a direction ø = 27° east of magnetic nor...

A:  Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and ...

Q: M 3. A 20 g piece of clay moving at a speed of 50 m/s strikes a 500 g pendulum bob at rest. The leng...

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Q: A 20 g piece of clay moving at a speed of 50 m/s strikes a 500 g pe The length of a string is 0.8 m....

A: Givenmc=20 g=0.02 kgvc=50 m/smb=500 g=0.5 kgLength of sting ,L=0.8 m

Q: A force acting on a particle moving in the x-y plane is given by F= (2yi + x2j)N. where x and y are ...

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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.