.ll alfa ?1:09 PM@ 27% 4PHYS220_Exam-1 Pr...PHYS220 _ Spring/20-21 _ Practice Sheet-1_ Keys1) A0.1 kg object oscillates as a simple harmonic motion along the x -axis with a frequency f = 3.185 Hz.At a position x1, the object has a kinetic energy of 0.7 J and a potential energy 0.3 J. The amplitude ofoscillation, A, is:(a) 0.12 m(b) 0.22 m(c) 0.31 m(d)0.42 m2) A block of mass m is attached to a spring with force constant, k and oscillate at a frequency f. If themass is changed to m' = m/2, and the spring force is changed to k' = 2k, then the new frequency f' ofthe oscillation would be,(a) f' = 2f(b) f' = f(c) f' = f/2(d) f' = 4fThe following given is for questions 3 and 4:A block of mass m = 2 kg is attached to a spring with spring constant k = 200 N/m, and set tooscillates on a frictionless horizontal surface. At time t = 0 its position is xo = 0 and its velocity isvo = +5 m/s.3) Which of the following is true about the oscillation amplitude and the phase constant, ø:(a)A = 0.5, 9 = A/2(b)A = 0.5, p = -1/2(c) A = 0.25, 9 = /2(d)A = 0.25, o=-7/24) When the block's velocity has the value v = Vmax/2, then its position has the possible values of:(a) x = ±(3/4)A(b)x = ±A/2(c) x = ±(v3/2)A(d)x = +(vZ/2)A5) A block-spring system oscillates in a simple harmonic motion on a frictionless horizontal table. Itsdisplacement varies with time according to x(t) = 0.2 cos(2t – 1/4). The earliest time the particlereaches position x = 0.1 m is(a) t =24(b) t = S2447n(c) t = s247n(d) t =12

Answered: Image /qna-images/answer/50d961a3-47b5-48a2-a60b-8e5deec01d33.jpg

1) A0.1 kg object oscillates as a simple harmonic motion along the x-axis with a frequency f = 3.185 Hz. At a position x, the object has a kinetic energy of 0.7 J and a potential energy 0.3 J. The amplitude of oscillation, A, is: (a) 0.12 m (b) 0.22 m (c) 0.31 m (d)0.42 m

1) A0.1 kg object oscillates as a simple harmonic motion along the x-axis with a frequency f = 3.185 Hz. At a position x, the object has a kinetic energy of 0.7 J and a potential energy 0.3 J. The amplitude of oscillation, A, is: (a) 0.12 m (b) 0.22 m (c) 0.31 m (d)0.42 m

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Related questions

Q: 1.10 Figure 1.24 shows a special spanner used to tighten screwed components. A torque is applied at…

A: As per policy only 3 questions can be answered so resubmit for complete solution.

Q: A mass of 1.42 Kg is connected to a spring of spring constant 8.71 N/m. An oscillation is started by…

Q: A thick metal wire (consider it to be a string) on a particular piano is 2.0 m long and has a…

A: The given data :

Q: For the given state of plane strain, use Mohr's circle to determine the state of plane strain…

Q: Prob. # 3] A 0.453 kg mass is attached to a spring having static deflection of 7.87 mm. Calculate,…

A: Deflection (∆) =7mm To fund natural frequency of system

Q: A mass is placed on a frictionless, horizontal table. A spring (k = 180 N/m), which can be stretched…

A: The spring constant is The mass is .The amplitude is

Q: A mass weighing 16 pounds stretches a spring 83 feet. The mass is initially released from rest from…

Q: An undamped simple harmonic oscillator has mass 2.0 kg and spring constant 50 N/m. The initial…

Q: X1 X2 m2 k1 k2

Q: A baby with a mass of 10.6 kg bounces up and down in his crib. The crib mattress behaves like a…

Q: 4. Consider the system shown below. Let K-2 N/m, C- 2 kg/s, M = 1 kg, x(0)=-0.1 m, and v(0) = 1 m/s.…

A: The mass is .The spring constant is .The damping constant is .The intial condition are .

Q: As shown in figure a mass of 100 kg is held between two springs. The natural frequency of vibration…

A: Given:m=100 kgspring stiffness, k=20 kN/mFind,Natural frequency of system?

Q: A .6kg block is hung from a spring with a force constant of 25 N/m. Calculate the displacement of…

A: Data given - Mass of the block = 0.6 kg Force constant k = 25 N/m

Q: A mass of 21.5 kg is vibrating freely at the end of 3 springs connected in parallel. The spring…

Q: Q.1 Determine the amplitude of the steady state motion of the mass shown below if o = 200 rad/s. k =…

A: The amplitude of the steady state motion of the mass shown below is given by X=Fs1-ωωn22+2ζωωn2where…

Q: Q.3 The following figure depicts the mass spring system. The mass is displaced 0.05 m & released…

A: Given: Mass of the system→M=1 Kg Damping coefficient→D=2 Nsec/m Spring stiffness→K=100 N/m Hence…

Question

.ll alfa ?
1:09 PM
@ 27% 4
PHYS220_Exam-1 Pr...
PHYS220 _ Spring/20-21 _ Practice Sheet-1_ Keys
1) A0.1 kg object oscillates as a simple harmonic motion along the x -axis with a frequency f = 3.185 Hz.
At a position x1, the object has a kinetic energy of 0.7 J and a potential energy 0.3 J. The amplitude of
oscillation, A, is:
(a) 0.12 m
(b) 0.22 m
(c) 0.31 m
(d)0.42 m
2) A block of mass m is attached to a spring with force constant, k and oscillate at a frequency f. If the
mass is changed to m' = m/2, and the spring force is changed to k' = 2k, then the new frequency f' of
the oscillation would be,
(a) f' = 2f
(b) f' = f
(c) f' = f/2
(d) f' = 4f
The following given is for questions 3 and 4:
A block of mass m = 2 kg is attached to a spring with spring constant k = 200 N/m, and set to
oscillates on a frictionless horizontal surface. At time t = 0 its position is xo = 0 and its velocity is
vo = +5 m/s.
3) Which of the following is true about the oscillation amplitude and the phase constant, ø:
(a)A = 0.5, 9 = A/2
(b)A = 0.5, p = -1/2
(c) A = 0.25, 9 = /2
(d)A = 0.25, o=-7/2
4) When the block's velocity has the value v = Vmax/2, then its position has the possible values of:
(a) x = ±(3/4)A
(b)x = ±A/2
(c) x = ±(v3/2)A
(d)x = +(vZ/2)A
5) A block-spring system oscillates in a simple harmonic motion on a frictionless horizontal table. Its
displacement varies with time according to x(t) = 0.2 cos(2t – 1/4). The earliest time the particle
reaches position x = 0.1 m is
(a) t =
24
(b) t = S
24
47n
(c) t = s
24
7n
(d) t =
12

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

For a damped simple harmonic oscillator, the block has a mass of 1.1 kg and the spring constant is 13 N/m. The damping force is given by-b(dx/dt), where b = 220 g/s. The block is pulled down 14.7 cm and released. (a) Calculate the time required for the amplitude of the resulting oscillations to fall to 1/3 of its initial value. (b) How many oscillations are made by the block in this time? Rigid support (a) Number i (b) Number x Units Units Springiness, k Mass m Vane Damping, b
Vibrations please help
Fast pls solve this question correctly in 5 min pls I will give u like for sure Sini.
Q1. Consider a 3-meter long pendulum placed on the moon and given an initial angular displacement of 0.4 rad and zero initial velocity. Note that gravity on the earth's moon is g,m g is the acceleration due to gravity on earth. g/6, where m mg (A) Write down the equation of motion for the pendulum (B) Calculate the amplitude of the angular displacement of the swinging pendulum (C) Calculate the maximum angular velocity of the swinging pendulum (D) Calculate the maximum angular acceleration of the swinging pendulum
Answer ASAP would be appreciated
A 50 mm hollow wooden cube has a mass of 20 kg floats vertically in the water with a specific weight of 9500 N/m. If the block is transferred to a liquid with specific gravity 0.70 what is the percent (%) change in the frequency of oscillation.
Question 9: Determine the natural frequency of the spring-mass system (Fig.Q9) in both rad/sec and cycles/sec (Hz). k = 120 N/m 20 kg
A vibratory system consists of a spring of stiffness 5 N/mm and a mass of 10 kg. Mass of spring is 3 kg. The natural frequency of the system in rad/sec is
Q.4 A damped single degree of freedom mass-spring system is excited at resonance by a harmonic forcing function which has an amplitude of 40 N. The system has mass m of 3 kg, a stiffness coefficient k of 2700 N/m, and a damping coefficient c of 20 N·s/m. If the initial conditions are such that xo = 5 cm, and xo = 0, determine the displacement, velocity, and acceleration of the mass after t = 0.2 s.