An object of mass 0.5 kg is whirled in a horizontal circle of radius 20 cm. Calculate the maximum number of revolutions per minute, so that the string does not break. The breaking tension of the string is 9.86 N.
Q: Why is important to test the tensile strength of materials?
A: Knowing a material's specific qualities is important whenever you choose it to serve one of your…
Q: How can you see a virtual image, when it's not "really there"?
A: There are two types of images real images and virtual images. A real image is formed when the…
Q: Problem 2: The figure at left below shows a particle (A) that can move along the y-axis (out to…
A:
Q: Calculate the threshold energy for the following reactings: - (i)n + Th232 -> (ii) n + Th232 ->>…
A:
Q: The unit vector i is commonly used to identify the direction: O Along the x axis. O Along the y…
A: Unit vectors are those vectors which have unit magnitude with certain direction. So unit vector…
Q: A 1.00 kg glider attached to a spring with a force constant of 25.0 N/m oscillates on a…
A: mass of the glider, m=1.0 Kg The force constant of the spring, k=25.0 N/m At t=0 (initially) the…
Q: Parallel conducting plates create nearly uniform fields that are used to accelerate and direct beams…
A: The potential applied between the plates is 12 kV. This potential is known as accelerating…
Q: If you placed a screen at the location of a virtual image, would the image appear on the screen? Why…
A: There are two main forms of image real and virtual. The difference between both images is the way it…
Q: Why does a spoon appear bent when it's in a glass of water?
A: The speed of light is the fastest in the universe. No objects with mass are capable of reaching the…
Q: Addition and significant figures 3a What is 3.03 x 10³s + 4 x 10¹s +0.003 x 108 s, in seconds (i.e.…
A: In order to solve these problems, the numbers will simply be expanded into their orders of magnitude…
Q: Evaluate I= dx using Trapezoidal rul (1+x) Correct to three decimal using h=0.25, Compare the…
A:
Q: 400 cm w Figure P16.17) (c16p17) The three charges in Figure P16.17 are at the vertices of an…
A:
Q: What is the maximum kinetic energy of photoelectrons ejected from sodium by the incident radiation…
A: Given that-The wavelength of incident radiation is 450 nmPhotoelectric equation, ⇒hf= ϕ+ K.Ewhere, ϕ…
Q: The radii of orbits of live satellites revolving around the two earth are in the ratio 3:8 compare…
A: We need to compare-(i) Critical speed of satellites(ii) periodic timeThe data provided is-Ratio of…
Q: For a system of rectangular coordinates in two dimensions, for a force whose line of action is at an…
A: Visualize the Problem:
Q: A car starts from rest with an acceleration of 6.8 m/s² which decreases linearly with time to zero…
A: Given: The initial acceleration of the car is 6.8 m/s2. The final acceleration of the car…
Q: State and explain general property of mechanical amplitude.
A:
Q: Q.2(b) Assuming that nuclear forces arises from the exchange of p-mesons, estimate the range of…
A:
Q: Ans. (i) 2000 J (ii) 1000 J 18. A truck weighing 1000 kgf changes its speed from 36 km h-¹ to 72 km…
A: Given data, Mass of the truck m = 1000 kg Initial velocity u=36 km/h=36×518=10 m/s Final velocity,…
Q: The rectangular coordinates of a particle which moves with curvilinear motion are given by x = 9.75t…
A: Given that x =9.75t+2.00t2-0.30t3 y=5.73+27.56t- 3.31t2 We want to calculate velocity and…
Q: 9) A film with a refractive index of 1.25 strongly reflects light of 550 nm. If the film is on water…
A: Light reflected from thin film undergoes interference. Thus the final intensity might increase or…
Q: If a car has a suspension system with a force constant of 5.00 × 104 N/m, how much energy must the…
A: Given that :Force constant : k= 5.00×104 N/mMaximum displacement of oscillation : x=0.0750 mWe know…
Q: What order is necessary to resolve 647.98-nm and 648.07-nm spectral lines using a 4500-line grating?
A: Diffraction is defined as the bending of light around obstacles whose size is comparable to the…
Q: 2. Let the position vector of a particle be given by * = rf. (a) Starting with r, determine the jerk…
A:
Q: Tużo wines of the same material have their length in the ratio 3:2, diameters in ratio 3:9 and…
A: We need to compute-Ratio of the extensions of wire l1l2=?The data that has been provide is given…
Q: As an intern at a new energy conversion startup, you are asked to analyze one step (i.e. process) of…
A: Ideal gas equation states PV=nRT → (1); where P is the pressure, V is the volume; n is the number…
Q: If the local atmospheric pressure is measured as 700 mm Hg, what is most approximately the boiling…
A:
Q: Two rods and one cable are attached to the supports at O. If two of the forces are as shown,…
A:
Q: The speed of light is known to be around 3.0*10^8 m/s. Let's say you do an experiment and end up…
A: To determine the accuracy and precision of the given experimental data.
Q: Give the theory of first order stark effect in ground state of H-atom and discuss the splitting of…
A:
Q: igure below is a velocity-versus-time graph for a moving object. Match the answers with questions…
A: A velocity time graph indicates the velocity of an object at different time intervals If the…
Q: As a soap bubble with n = 1.333 evaporates and thins, reflected colors gradually disappear. What is…
A: The colors on the soap bubble are created due to the interference of light. When two light waves…
Q: A camera has an ƒ/1.4 lens, meaning the ratio of focal length to lens diameter is 1.4. Find the…
A: When imaging small or distant objects there is a theoretical limit on the maximum resolving power of…
Q: 7. The diagram below shows a 0.500 kg mass on a horizontal turntable that is rotating at a constant…
A: When the object moves in a circle a force acts towards the center for this circular motion. This…
Q: 2. Using vectors, prove that the line segment joining the midpoints of two sides of a triangle is…
A:
Q: The intensity I of a progressive wave is related to pressure amplitude P by I = where Z is the…
A:
Q: A ban magnet of moment 7.9 Am² suspended in a uniform magnetic field of induction 3.6x 105 wb/m²…
A: We need to compute-Frequency of oscilations of bar (n)=?Given that-Magnetic moment (M)=7.9…
Q: 1. A car starts from rest and travels for 8.0 s with a constant acceleration of 6.5 m/s². a. What is…
A: a)final velocity of car is 52m/s. b)the car travel 208m in this time interval.
Q: Find the Fourier expansion of the f(x) = sinx - 1<x< 1
A:
Q: During a steady right turn, a person exerts the forces shown on the steering wheel. Note that each…
A: Answer:
Q: Find the angle of banking of a railway track of radius of curvature 250m, if the optimum velocity of…
A: To find-(i) Angle of banking (θ)=?(ii) Elevation of outer track over inner track (h)=?Given…
Q: Why does current in a steady state not flow in a capacitor connected across a battery? However…
A: There are 2 types of current which are 1. conduction current and 2. displacement current. This…
Q: 14) Calculate the maximum reflected wavelength by a thin film of refractive index 1.55 and thickness…
A: When interference takes place in thin films the final intensity might increase or decrease.…
Q: The figure below shows two thin nonconducting plastic sheets, each with uniform charge densities,…
A: It is given that there are two infinite sheet having surface charge density +σ and -σ respectively…
Q: In a basketball game, the point guard A intends to throw a pass to the shooting guard B, who is…
A:
Q: Suppose a speck of dust in an electrostatic precipitator has 1.0000 x 10¹2 protons in it and has a…
A: Given that-Number of protons, np= 1.000×102Net charge, Q=-5.00 nCWhere net charge, Q= neNumber of…
Q: A spaceship S blasts off from the Earth. After some time, Earth station informs the crew that they…
A:
Q: 20) Calculate the diffracted wavelength of first-order maximum when X-rays graze crystal plane with…
A: The crystalline structure of a crystal is capable of diffracting incident X-rays in different…
Q: 5 Calculate the divergence of the following vector functions:
A:
Step by step
Solved in 2 steps