B Lead 1 Radioactive source 3 2.

Q: A. A small spherical object is released from rest in the center (black dot) of the be a positive, ne...

A: Let first draw the electric field lines inside the plate Positive charges always go in the directio...

Q: Q2:- Find the de Broglie wavelength of (a) a 8-MeV proton; (b) a 55-GeV electron; (c) an electron mo...

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Q: The mass of a string is 6.6 x 10-3 kg, and it is stretched so that the tension in it is 160 N. A tra...

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Q: purce when 1440 W of energy is required

A: Correct option is d. 12C

Q: A point source of light, S, is placed at a distance L in front of the centre of a plane mirror of wi...

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Q: A teenager walks 191 meters north to their friends house and gets therelin 5 min. They forgot their ...

A: suppose total distance when he returns to home is X. We have given, He travels 191m in 5 min. let us...

Q: 16.An object with a mass of 10 kg has a speed of 5 m per second. The kinetic energy of the object is

A: Given data : Speed=V Mass=m      To find : Kinetic energy

Q: Use the following information to answer the next question A charged sphere, located in the space bet...

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Q: Using a mathematical formula, describe Bragg's Law for x-ray diffraction in a single statement.

A: Using a mathematical formula, describe Bragg's Law for x-ray diffraction in a single statement.

Q: 18. Determine the resistance value and tolerance for each resistor in Figure 62. -Q - (a) (b) (c) 19...

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Q: Q1 Find the Taylor series of the following function zsinh(z-) at z =0;

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Q: A convex mirror is used to form a virtual image of an object placed at 6 cm from the mirror. The ima...

A: Convex mirror Object distance ( u ) = - 6 cm Let height of object be h so height of image is half th...

Q: The 10-kg wheel is subjected to a 150-N P horizontal force. The wheel starts from rest and rolls upw...

A: The component of of P along the incline is Pcosθ = P2. Hence work done= force x distance = P2×2 = P2...

Q: Three point-like charges are placed as shown in the figure, a = 20.0 cm and b = 66.0 cm. The charge ...

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Q: Express your answer with the appropriate units. AS = Value Units Submit Request Answer

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Q: What i couldn't understand from this is whe he was getting the value for cosa he got 5/13 at which 1...

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Q: Show compete solution The diameter of a bicycle is 26 inches. If you are travelling at a speed of 3...

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Q: A particle P moves along the parabola y =r² with v, = 5 and a, = 0. Find the angular velocity of the...

A: Given, y=x2⇒vy=2xvx Hence v→=vxx^+vyy^=vxx^+2xvxy^ ---(1) Radius vector OP→ at 2,4 is 2x^+4y^. --- (...

Q: 3. A 10-N force is applied to push a block across a frictional surface at constant speed for a displ...

A: Work done is defined as W = Ftotal × d Ftotal =  Total force acting d = displacement   

Q: An unknown force is applied to an 11 kg mass. The force acts at an angle of 30.0 degrees above the h...

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Q: A girl on a bicycle uses 25 N of force to speed up from 2.0 m/s to 4.0 m/s in 2.0 seconds. The posit...

A: We have givenForce used by girl on bicycle(F)= 25 Nvelocity (u)=2.0 m/sVelocity (v)=4.0 m/stime (t)=...

Q: Mass and Falling Objects Near Earth's surface, objects will fall toward Earth at the same rate regar...

A: How might these interaction apply to object in the space.

Q: Two light beams are incident normal to one surface of a triangular prism with refractive index n = 1...

A: The solution of the given question is  option D =73.4°

Q: Figure 1.1 2 3 5 7 increasing order of amplitude increasing order of frequency increasing order of w...

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Q: A spherical mirror gives an upright image of height h' = +1.6 cm for an object of height h = +8 cm. ...

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Q: A 4.00 g bullet moving at 610 m/s penetrates a tree trunk to a depth of 46 mm. (a) Use the work-ene...

A: Part (a) solution

Q: A baseball is thrown straight upward. Describe the direction and magnitude of the velocity, force of...

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Q: Q2/ Find the value of the line integral J. F.dr when F = zi + xj + yk and C is the helix in figure b...

A: Given x= cosθ,y=sinθ,z=3θdx = -sinθdθ, dy = cosθdθ, dz=3dθ Therefore F→= zi+xj+yk=3θi+cosθj+sinθkdr→...

Q: a string of lights consists of 50 LED bulbs connected in a series. the resistance of each bulb is 7....

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Q: The focal length of the convex lens is 10 cm. The object is located at a distance of 18 cm from the ...

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Q: A force of (6.72x10^0) N is exerted on a (8.0540x10^0) µC charge. What is the magnitude of the elect...

A: Given: The force on the particle is 6.72x100 N. The charge on the particle is 8.054x100 μC.  

Q: Show complete solution A ball is thrown following a projectile motion. It is known that the horizon...

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Q: If vector A has an x-component of 2.80 m and a y-component of 5.05 m, and vector B has an x-componen...

A: Given data:  x-component of vector A (Ax) = 2.80 m y-component of vector A (Ay) = 5.05 m x-component...

Q: The critical angle of incidence in a glass slab surrounded by air (nair = 1) is 44°. %3D What will b...

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Q: A light ray from a lamp with wavelength A1 = 600 nm is incident on an air-liquid surface, as shown i...

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Q: The image formed by a concave mirror of focal distance 10 cm is found at 40 cm in front of the mirro...

A: Here we have to use Mirror formula so we can get Object distance(u) then we use magnification formul...

Q: The diameter of a bicycle is 26 inches. If you are travelling at a speed of 35 miles per hour on the...

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Q: The subatomic particles in the central nucleus of an atom are O protons and electrons electrons and ...

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Q: What is the average velocity between t=1s and t=2s for the function x=3t3+2t2-10t+5?

A: Given data:  Position as function of time x(t) = 3t3 + 2t2 - 10t + 5 Required: The average velocity ...

Q: What is the daughter product of the a decay of Rn -198?

A: to answer - α decay of Rn-198

Q: B = 23 O B = 37° O B = 27° O B = 18° B = 32

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Q: For F = 74 lb, compute the combined moment of the two forces about (a) point O, (b) point C, (c) poi...

A: Given,F = 74 lb

Q: The 1913 Millikan Oil drop experiment was performed thousands of times by Robert Millikan and his as...

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Q: Three point-like charges are placed at the following points on the x-y system coordinates (q is fixe...

A: We have to find the magnitude of electric force.

Q: .• CALC Figure P23.44 shows a thin rod of length L with total charge Q. Find an expression for the e...

A: Required  electric field due to uniformly charged rod at point P

Q: Three point-like charges are placed as shown in the figure, r1= r2 = 30.0 cm. Find the magnitude of ...

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Q: A cell of emf 1.5 V gives a current of 15 A when connected directly to an The internal resistance of...

A: Given data: Voltage=V Current=I   To find : Resistance

Q: A mass weighing 5 lb stretches a spring 4 in. If the mass is pushed upward, contracting the spring a...

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Q: A ferries wheel with radius 20 m which rotates counterclockwise is just starting up. At a given mome...

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Q: (a) Certain ocean waves travel with a phase velocity Vp=V(gv27), where g is the acceleration due to ...

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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.