Lab 1 report

A block with mass m =6.5 kg is hung from a vertical spring. When the mass hangs in equilibrium, the spring stretches x = 0.23 m. While at this equilibrium position, the mass is then given an initial push downward at v = 4.2 m/s. The block ocillates on the spring without friction.

A rider on a water slide goes through three different kinds of motion, as illustrated is shown. Use the data and details from the figure to answer the following question. Suppose the acceleration during the second section of the motion is too large to be comfortable for riders. What change could be made to decrease the acceleration during this section?A. Reduce the radius of the circular segment.B. Increase the radius of the circular segment.C. Increase the angle of the ramp.D. Increase the length of the ramp.

The 3-kg block B and 15-kg cylinder A are connected to a light cord that passes through a hole in the center of the smooth table. (Figure 1) Figure 1 of 1 Part A If the block travels along a circular path of radius 1.6 m, determine the speed of the block. Express your answer to three significant figures and include the appropriate units. ΤΗΣ ΒΑ VB = Submit Value Provide Feedback Request Answer Units

Part A The first active volcano observed outside the Earth was discovered in 1979 on lo, one of the moons of Jupiter. The volcano was observed to be ejecting material to a height of about 3.00 x 10 m. Given that the acceleration of gravity on lo is 1.80 m/s", find the initial velocity of the ejected material. Express your answer using three significant figures. ? v = km/s Submit Request Answer Provide Feedback Next >

I Review I Constants For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Gravity on mars. Part A At what distance above the surface of the earth is the acceleration due to the earth's gravity 0.595 m/s² if the acceleration due to gravity at the surface has magnitude 9.80 m/s²? Express your answer in meters. ? d = m Submit Request Answer

The acceleration for incline motion is given by a = g sin 0. Consider g-10 for the Earth and g=25 for the Jupiter and change 0. a) Find interesting points & find their values mathematically b) Does your estimate make sense physically? c) Sketch a plot (by hand, do not use any software!) with the y-axis been dimensionless when it makes sense.

The spool has a mass of 60 kg and a radius of gyration ko = 0.280 m. (Figure 1) Figure Part A VA = If the 16-kg block A is released from rest, determine the velocity of the block when it descends 0.6 m. Express your answer to three significant figures and include the appropriate units. μÅ Value A Units 0.3 m 0.2 m op Submit Previous Answers Request Answer ? 1 of 1

A 2kg watermelon is dropped from a 4m tall roof a) what was the PE of the watermelon before striking the ground? C) use the KE equation to determine the velocity of the watermelon to fall on the ground? E) use the appropriate kinematic equations to determine the instantaneous velocity of the watermelon as its strikes the ground below ? F) briefly discuss how do your results in c) compare to e)

Problem 1 A person stands on a bathroom scale inside an elevator that is at rest here on Earth where the acceleration due to gravity is approximately 9.8 m/s² straight down. The scale reads 650 N. The elevator suddenly begins to accelerate downward at a rate of 1.9 m/s². What does the scale read as the elevator accelerates? Don't forget units!

Instructions: Read and understand the word problem below. Answer it using the most appropriate free fall equation or equation derived from the free fall equation. In a piece of paper write your complete solutions for the problem with given and find. A boy tosses a coin with a velocity of +1.47 m/s. Find: a. the maximum height reached by the coin, b. time of flight c. velocity when the coin returns to the hand. Suppose the boy failed to catch the coin and the coin goes to the ground. The boy's hand is 4.9 x 10-1 m above the ground. d. With what velocity will it strike the ground?

A toboggan approaches a snowy hill moving at 12.1 m/s. The coefficients of static and kinetic friction between the snow and the toboggan are 0.47 and 0.35, respectively, and the hill slopes upward at 40.0 degress above the horizontal.  1) Find the magnitude of the acceleration of the toboggan as it is going up the hill. Express your answer in meters per second squared.   2) What is the direction of the acceleration as the toboggan is going up the hill?   3) Find the magnitude of the acceleration of the toboggan after it has reached its highest point and is sliding down the hill. Express your answer in meters per second squared.   4) What is the direction of the acceleration as the toboggan is sliding down the hill?

Before beginning projectile motion problems, you need to __________. Choose the correct letter.   a. Split the horizontal motion and vertical motion   .b.Consider the impact of air resistance   c. Solve for the acceleration due to gravity   d. Determine the surface area of the projectile

Part A Racing greyhounds are capable of rounding corners at very high speeds. A typical greyhound track has turns that are 45 m diameter semicircles. What is its acceleration in m/s?? A greyhound can run around these turns at a constant speed of 15 m/s. Express your answer with the appropriate units. Value Units a = Submit Request Answer Part B What is its acceleration in units of g ? Express your answer in grams. ? a = g Submit Request Answer

Question 5 The maximum speed of a train on B.G track having a curvature of 3° and cant of 12 cm with allowable cant deficiency of 75mm, is kmph. Report your answer correct one decimal place.

1.Plot a suistanable graph from given results? 2.Calculate the slope of the graph? 3.Determine value for g, the acceleration due to gravity? 4.Determine the percentage difference between your experimentally determined value and the accetpted value for g?

3ab and explain how you got the answer please

Question 3 can you show me how to solve This is just a study guide review...not graded

The following situations illustrate acceleration, EXCEPT_______. a. A car travels at constant speed along a highway b. A drum rolls down on an inclined plane c. A truck travels around the curved road with a constant speed of 20 m/s d. The bus increases its speed from 70 kph to 120 kph

Can you please answer these. In the previous question the acceleration was found to be a= 1.675 Question 5 The situation for this problem is as explained in question 4. Block E is moving up and to the left (and Block D is moving down). The mass of Block D is 3.2 kg. The mass of Block E is 2.4 kg. The coefficient of kinetic friction between Block E and the plane is 0.5. The inclined plane is inclined at an angle of θ = 32 degrees above horizontal. Calculate the tension in the string (in units of newtons). Question 7 This question is the same as question 5 with the exceptions that The numbers have changed, and Block E is moving down and to the right (this refers to velocity) Block E is moving down and to the right (and Block D is moving up). The mass of Block D is 2.9 kg. The mass of Block E is 3.9 kg. The coefficient of kinetic friction between Block E and the plane is 0.41. The inclined plane is inclined at an angle of θ = 31 degrees above horizontal. Calculate the acceleration of…

Sample AP Graphing Exercise A steel sphere is dropped from rest and the distance of the fall is given by the equation D=;gt. D is the distance fallen and t is the time of the fall. The acceleration due to gravity is the constant known as g. Below is a table showing information on the first two meters of the sphere's descent. Distance of Fall (m) Time of Fall (s) Distance (m) 2.5 2.0 1.5 1.0 0.5 0.10 0.14 0 0.1 0.50 0.32 1.00 0.46 0.3 1.70 0.59 2.00 0.63 0.2 0.4 a) Draw a line of best fit for the distance vs. time graph above. 0.5 d) Calculate the value of g by using the slope of the graph. Steel Sphere Recording Plate 0.6 0.7 - Time (s) D b) If only the variables D and t are used, what quantities should the student graph in order to produce a linear relationship between the two quantities? c) On the grid below, plot the data points for the quantities you have identified in part (b), and sketch the straight-line fit to the points. Label your axes and show the scale that you have chosen…

Part C- Data for the Motion Car

Please look at the picture to answer the question correctly.  Part 1) Which of the following represents a Newton's 2nd Law equation in the x direction?           a. Fnet,x = Ffs - Fw cos θ           b. Fnet,x = Ffs - Fw sin θ          c. Fnet,x = -Fw sin θ - Ffs          d. Fnet,x = Fn - Fw cos θ Part 2) Which of the following represents a Newton's 2nd Law equation in the y direction?          a. Fnet,y = Fw - Fn         b. Fnet,y = Fn - Fw sin θ         c. Fnet,y = Fw sin θ - Ffs         d. Fnet,y = Fn - Fw cos θ Please answer both parts

Which of the following graphs correctly represents the plot of acceleration of the cart down the incline versus the sine of the angle? * Acceleration vs. Height of Inclination Acceleration vs. Time of Travel Height of Inclination (m) Time of Travel (s) Option 1 Option 4 Acceleration vs. Sine of Inclination Angle Acceleration vs. Inclination Angle Inclination Angle e Sine 0 Acceleration (m/s) Acceleration (m/s) Acceleration (m/s)

Find the acceleration for a force of 2 N acting on 2 kg. Express your answer to one significant figure and include the appropriate units. HA ? a b. X•10" ..... a = 1 Units