Physics questions and answers in November 2022

 . Question 16 (2 points) A 5.00 cm object is placed 10.0 cm from a concave (diverging) lens. The image is one-fifth the size of the object. a) Draw a ray diagram. (0.5 mark) b) Determine the focal l...
A researcher is conducting an experiment on electric potential, where he tries to make X number of electrons form a certain pattern. In the first pattern, these electrons are placed uniformly on a sma...
Detailed explanations please. Problem (11) Quantum Harmonic Oscillator H ESG 281 1 1/22 / 22 1. 601 8 "The diritomic molecule HI has a natural frequency of oscillation of V= 6.69x10 /5 , as measu...
Visual representation/drawing of the problem physics concepts used needs to be listed initial equations used needs to be listed Please provide a good symbol answer/ algebra work with no numbers, this ...
 . I. Objectives: 1. Solve simple problem on uniformly accelerated motion including free-fall. 2. Used formulas in uniformly accelerated motion in performing outdoor activities. 3. Perform activities...
If the speed of sound in water is 1480 m/s and a pirate ship is trying to locate a treasure lost on the floor of the ocean, how far down would they have to dive to retrieve the treasure? Keep in mind ...
 . Have one partner stand by the pair of LEDs magnetically mounted on the chalkboard while the other partner stands at the back of the room and observes the lights. With the LEDs on, turn the screw t...
 . Use the Cauchy formula together with Rodrigues formula to write P (x) as a contour integral in the complex plane. Take the contour to be a circle of radius vx2 - 1, and hence obtain the integral e...
1.  A tape is known to have expanded 56 mm. At the beginning of the experiment, the tape measured 80 m at 20°C, expansion was achieved at expansion was achieved when reaching an ambient temperature ...
Suppose you have a 139-kg wooden crate resting on a wood floor. (For each answer, enter a number. 𝜇 k = 0.3 and 𝜇 s = 0.5)     What maximum force (in N) can you exert horizontally on the crate...
(a) Calculate the absolute pressure at the bottom of a fresh-water lake at a depth of 24.0 m. Assume the density of the water is 1.00 ✕ 10 3 kg/m 3 and the air above is at a pressure of 101.3 kPa. ?...
A box is supported by a 5.2 N vertical force and carried 2.7 m horizontally across a room at constant speed. Then, the same box is pushed 2.7 m horizontally across a smooth table (smooth enough to ign...
 . 5. Using the total kWh used per day, determine the amount of C 02 your entire family releases into the atmosphere per day from your electricity used. Generally, the amount of carbon dioxide (C 02)...
 . UNIVERSIDAD POLITECNICA DE PUERTO RICO DEPARTAMENTO DE CIENCIAS Y MATEMATICAS SCIE 1430 - FISICA I ASSIGNMENT 1.1 Nombre: ID: Fecha: Sec. 80 Instrucciones: Para asegurar puntos parciales o totales...
Please help me       . Acceleration Word Problems Directions: Find the rate of acceleration in the following problems. Be sure to include the formula, work, and all units. 1) A car starts with a v...
please answer all thank you . Part C- Thinking (Full Solution is required) [10 marks] 14. In Timmins, Constable Richard "The Trap" Sawinski sets up a novel radar speed trap consisting of tw...
C=14 B=29. b. A moveable (massless and frictionless) bar with a length of L = = um is being moved at a constant velocity of -- m/s from left to right along two conducting rails by an external force, F...
please answer all, thank you!. Part D - Application (Full Solutions are Required) [20 marks] 15. A 5.00 x 102kg communications satellite is to be placed into a circular geosynchronous orbit around the...
 Looking at the first column in the table showing the values of AS. What is the pattern of change for the area of the smaller cylinder from the first row to the last row?     What happens to the la...
Infographic (how it works: description, equations, picture with labels)   Design three relativistic situations and describe the relativistic variables  (frame of reference, time dilation, length con...
Relativity Handout for use with  Mechanical Universe Film #42 - The Lorentz Transformation   Name:  _________________________  Date: _________________   READ ALL THE QUESTIONS BELOW BEFORE WATCH...
1. Explain the difference between AC and DC current.  2. List two types of elements that would cause an electric potential drop in a circuit and one type of element that would cause an electric poten...
 . Question 1 (Mandatory) (1 point) Ms Raza pushes on a dining table of mass 50 kg with a force of 450 N. horizontally. There is a force of friction on the table is 250 N from the ground. The acceler...
The gravitational constant G was first measured accurately by Henry Cavendish in 1798. He used an exquisitely sensitive balance to measure the force between two lead spheres whose centers were 0.27 m ...
1. Complete the following summary chart of different classes of levers. . Simple Machine Class 1 Lever Class 2 Lever Class 3 Lever Position of Pivot Point Position of Effort Force Position of Load Fo...
A. When a 50.0 kg skier (initially at rest) skis down a ramp located on Mars (where the acceleration due to gravity is 3.711 m/s2) from a vertical height of 2.00 m, she attains a speed of 3.00 m/s.  ...
According to Erikson's theory, what stage are you currently in?  Explain some of the milestones within this stage.  How does a person move successfully through each stage? According to Horney's theo...
Lab: Lab sheets: Supporting documents: Thank you so much! Will upvote and give very good feedback! Thank you!  . Insert your graph here for force {N} vs. acceleration (mf52). Activity 1: Questions fo...
Beginning from rest, a 13.0 kg desk is pushed by a force of 4.00 N horizontally on a level rough floor. If the coefficient of static friction between the desk and the floor is 0.5, and the coefficient...
   . Introduction For this hands-on project/activity, the collision between a raw chicken egg and a landing pad (safety contraption) that you design and construct will be investigated. Impulse is th...
jody rests her full cup of coffee on the table. the full cup has a mass of 680 grams, and the area of the bottom of the cup is 0.0065 m^2. what  pressure is the full cup exerting on the table?  a) 1...
As shown in the figure below, a box of mass m = 9.20 kg is sliding across a horizontal frictionless surface with an initial speed v i = 2.00 m/s when it encounters a spring of constant k = 2650 N/m. T...
You have a light spring which obeys Hooke's law. This spring stretches 2.88 cm vertically when a 2.30 kg object is suspended from it. Determine the following. (a)the force constant of the spring (in N...
A guitar string supports waves at a speed of 400 m/s. If the string is 0.72 m long, what are 3 possible wavelengths (and frequencies) that they string will emit?   A whistle on a large shipping freig...
 . A student is conducting an experiment in which she dro Fall time from four different heights (s) Height 1 Height 2 Height 3 Height 4 0.61 0.78 1.00 1.09 0.58 21.63 1.05 1.21 0.68 0.82 1.10 1.18 0....
I do not know how to solve this problem, the answer I got is incorrect.    . 2648.7 X N When landing after a spectacular somersault, a 45.0 kg gymnast decelerates by pushing straight down on the mat...
 . a) In a double-slit experiment, a stream of electrons with speed v = 10 m/s is aimed at two parallel slits. On the screen one meter behind the slits an interference pattern is observed in the numb...
Be sure to follow the guidelines for entering answers in scientific notation.   Evaluate (3.900x10^8)(1.70x10^-16)   The total energy of a 2.0 kg falling rock is 5000 J. If its potential energy is 2...
PHYS1410 #7 SLO Assessment   In order to observe the interference of light the dimensions of the slits must be    very large. very small.     Light with a wavelength of 425 nm strikes a single sl...
The drawing shows a baggage carousel at an airport. Your suitcase has not slid all the way down the slope and is going around at a constant speed on a circle (r = 13.0 m) as the carousel turns. The co...
One day a responsible young college student is driving his blue car ( m  = 833 kg) in an easterly direction and obeying the traffic laws with a leisurely velocity of  v 1  = 14.91 m/s. Out of n...
Shown in the figure below is a block and track system. All locations indicated by solid black lines are frictionless. The region indicated by the tan hash is a patch of friction with coefficient 𝜇...
 . 8. A mixture of 2 different powdered minerals can be separated in the laboratory by using an electric field. The mixture to be separated is furst placed in a vibrating tray in which the two types ...
  1.  A nanosecond is 10 −9  s. (a) What is the the wavelength of an em wave whose period is  2.5 ns? λ  ? 2.  What is the difference between a real image and a virtual image?    A real ima...
The politicians and the news media often warn us of an impending energy crisis. After visiting the website for the United States Energy Information Administration (located within the weekly readings) ...
If work in the amount of 32.3 kJkJ was done on the object as it moved from x=300.0mx=300.0m to x=500.0mx=500.0m, how much energy, in kilojoules, was dissipated, through non-conservative forces, to hea...
When the skateboarder reaches the bottom of the ramp, he continues moving with the speed  v f  onto a flat surface covered with grass. The friction between the grass and the skateboarder brings him ...