certain kind of glass has an

Q: Please CIRCLE/LABEL answers for a good rating. Thank you

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Q: How do the protons stay together in an atomic nucleus containing 12 protons? Which forces make this…

A: As proton has positive charges so when more than one proton is staying in one position it simply…

Q: H.W) How much heat energy is needed to raise the temperature by 15°C of: (1)25 g water (u=4.148 J/(g…

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Q: In the circuit of the figure below, the current I, is 3.1 A and the values of E and R are unknown.…

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Q: Last time now, with d = 3.27 m. You start the block on the track at rest, somewhere to the left of x…

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Q: he density of oil is 881 kg/m^3. What is the oil's height if the pressure exerted by it is 250 Pa?…

A: Given data:  Density (ρ) = 881 kg/m3 Pressure (P) = 250 Pa Required: Height (h)

Q: 12.9 A 20-kg package is at rest on an incline when a force P is applied to it. Determine the…

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Q: Heavier bodies need greater initial effort to put them in motion. why?

A: Given: Heavier bodies need greater initial effort to put them in motion, why

Q: This question explores the difference between the integral • î dA over a closed Gaussian surface and…

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Q: A point charge q1q1 = -4.00 nC is at the point x = 0.60 m, y = 0.80 m , and a second point charge q2…

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Q: Here we go again (yes, this set of questions is starting to feel like Groundhog Day). You AGAIN wake…

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Q: For the circuits shownin Figure below, the resistors represent the internal resistane batteries.…

A: (i) Given:

Q: n a vacuum, two particles have charges of q1 and q2, where q1 = +3.86 μμC. They are separated by a…

A: Given: The charges are q1, and q2. q1=3.86 μC. The separation between charges is 0.26 m. The force…

Q: (c)A person hums into the top of a well and finds that standing waves are established at frequencies…

A: Depth of well = 35.83 m

Q: If a bus traveling at 30 m/s is subjected to a steady deceleration of 6 m/s? . How long will it take…

A: Given data :- initial velocity u = 30 m/sdeceleration a = -6 m/s2 (-ve sign due to…

Q: A bag of wheat weight 2300 kg .To what height should it be raised so that potential energy is 7890…

A: Given data:  Mass (m) = 2300 kg Potential Energy (PE) = 7890 J Acceleration due to gravity (g) = 9.8…

Q: Along Roxas Boulevard, a certain group of men pushes a 29400-N car along a horizontal ground from…

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Q: A train which is traveling at 80 mi/h applies its brakes as it reaches point A and slows down with a…

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Q: A person can safely lie on a bed of nails without hurting herself, compared to stepping accidentally…

A: While lying on bed of nails, weight is distributed among various nails so that pressure exerted by…

Q: When far from the Sun, a comet consists only of its     a. nucleus     b. dust tail     c. gas…

A: Dust tail and gas tail of comet is formed when comet is near the Sun because of force from Sun's…

Q: A point charge q1q1 = -4.00 nC is at the point x = 0.60 m, y = 0.80 m , and a second point charge q2…

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Q: The ammeter shown in the figure below reads 2.28 A. Find I, !2, and E. (Assume R = 6.55 2.) E- 15.0…

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Q: A square loop of side 10 cr and resistance 0.70 ohm is

A: GivenL=10 cm=0.1 mR=0.7 ΩB=0.1 Tt=0.7 s

Q: You wake up one morning to find yourself in a strange room with opaque walls, and no visible doors…

A: Given Mass of the person is m=63.1 kg Height from where the object is dropped is h=2.05 m Time taken…

Q: Which direction depicts the electric field lines produced by a stationary electron? a.) clockwise…

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Q: You are driving a car along a straight road at 122 kph. Suddenly, you saw a cat crossing the road…

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Q: Consider the torque on a loop of current in a magnetic field. a) At what angle θ (in degrees…

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Q: Determine the equivalent dose if the absorbed dose of radiation of alpha particles is 3 rad,…

A: The equivalent dose is the product of the absorbed dose and a radiation weighting factor (quality…

Q: If the clock runs slow and loses 30 s per day, how should you adjust the length of the pendulum?…

A: Length, L = 0.9930 m  Clock loses = 30 s per day

Q: Heavier bodies need greater initial effort to put them in motion. why?

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Q: 3) A 2 cm-high object is placed 10 cm from a concave mirror of radius 40 cm. Determine he position.…

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Q: Using the Pythagorean theorem and the graphical method, calculate the resultant vector of the…

A: The vector diagram is shown below.

Q: Water is flowing at velocity of 0.8m/s in a pipeline (diameter = 1.25 inch). Its initial pressure is…

A: Given that:Velocity, v=0.8 m/sDiameter, D=1.25 inch=1.25×0.0254 m=0.03175 mRadius,…

Q: DRAWING THE PATH OF ELECTRONS Draw a picture of the circuit. Label the light bulb, switch and…

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Q: Identify the following statements as either TRUE or FALSE     Both conductors and insulators can…

A: Here, we will check each statement one by one -  Stetement1 - This statement is true, because both…

Q: A small block slides down a frictionless track whose shape is described by y = (x^2) /d for x0. The…

A: Given values: Equation of y, y=x2d           for x<0y=-x2d       for x>0 Value for d = 2.10 m…

Q: A mass of 500 kg is raised to a height of 6m in 30 s. Find (a) the work done and (b) the power…

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Q: A circular loop in the plane of a paper lies in a 0.65 T magnetic field pointing into the paper. The…

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Q: Find the resistance of 48 meters length of Iron wire with 1.3 millimeter square of area. Note: The…

A: Length ( L ) = 48 m  Area ( A ) = 1.3 mm2   = 1.3 * 10 -6 m 2    we know that the resistivity of…

Q: 2) A person whose eyes are 1.5 m above ground approaches a pool of water of depth 2m and length 1.5…

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Q: Assume that the acceleration is constant, calculate the average power that must be supplied to push…

A: GivenMass of block = m = 5.00 kg Intial velocity = u = 0 m/s Final velocity = v = 10.0 m/s Time…

Q: 3. You wake up one morning to find yourself in a strange room with opaque walls, and no visible…

A: Given data:  Initial velocity (Vi) = 0 m/s Mass (m) = 75.8 kg Height (h) = 1.10 m Time (t) = 0.331 s…

Q: The magnitude and direction of two forces acting on on object are 120 lbs, N30 degrees East, and 200…

A: Given value--- 120 lbs, N30 degrees East . 200 lbs N45 degrees West. We have to find--- Find the…

Q: A 100 μF defibrillator capacitor is charged to 1500 V. When fired through a patient's chest, it…

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Q: Q2) The position of a particle along a straight line is given by s = (1.5t - 13.5t + 22.5t) ft,…

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Q: f 710- nm  and 640- nm  light passes through two slits 0.64  mm  apart, how far apart are the…

A: Given λ1=710 nmλ2=640 nmNumber of slit, n=2Distance between slits, d=0.64 mmD=1.3 m

Q: A transformer steps the line voltage down from 110 to 9.0 V so that a current of 0.50 A can be…

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Q: A motor boat moves at a steady speed of 2 m/s. Water - resistance acting on it is 1440 N. Calculate…

A: Given data :    Force   =  F    Speed of  boat  =  V        To find :      Power of engine

Q: 1. In the figure, the coefficient of friction between the block and the inclined plane is 0.4 and…

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Q: A meterstick (L = 1 m) has a mass of m = 0.155 kg. Initially it hangs from two short strings: one at…

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