Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Physics Expert

Q1. A particle moves all along the x-axis with its position at time t given by x(t) = t3 - 2t + 4. Which of the given is the velocity at time t = 4?

a) 24
b) 46
c) 50
d) 60

Q2. The arrow is shot vertically upward. Its height p in the feet above ground after t seconds is given by p(t) = -16t2 + 160t + 384. How long does it take to reach its maximum point?

a) 2 sec
b) 12 sec
c) 5 sec
d) 384 sec

Physics, Academics

  • Category:- Physics
  • Reference No.:- M99893

Have any Question? 


Related Questions in Physics

You drop a 281-g silver figure of a polar bear into the

You drop a 281-g silver figure of a polar bear into the 231-g aluminum cup of a well-insulated calorimeter containing 253 g of liquid water at 24.5°C. The bear's initial temperature is 96.3°C. What is the final temperatu ...

A beam of light at a wavelength of 700 nm with a spectral

A beam of light at a wavelength of 700 nm with a spectral width of 5 nm and spectral irradiance of 1290 illuminates a area of 10 cm what voltage can this beam generate if converted to electricity?

1 is the drift current formulae an equilibrium or

1. Is the drift current formulae an equilibrium or nonequilibrium expression? 2. A current of 1 A/cm 2  is forced through an n-type Si bar with a resistivity of 1 ohm-cm at 300K. What is the drift velocity of the electro ...

A ball is tossed into the air from a bridge and its height

A ball is tossed into the air from a bridge, and its height, y (in feet), above the ground t seconds after it is thrown is given by (a) How high above the ground is the bridge? (b) What is the average velocity of the bal ...

When the student flicks a 100 g marble its position vector

When the student flicks a 10.0 g marble, its position vector is as follows r(t) = (0.2 m/s³) t³ - (0.1 m/s) t. Find its momentum as a function of time. What is the momentum and net force acting on the marble at t = 3 sec ...

What responsibility does a visitor from another culture

What responsibility does a visitor from another culture have to the host culture's way of living, thinking, and communicating? For example, should people visiting from another culture accept or engage in behaviors they f ...

Good science is problem drive and not methodology driven in

Good science is problem drive and not methodology driven in the sense that it employs those methods that for a given problem, best help answers the researchers' question at hand. Discuss this concept relative to case-stu ...

1 what is the constant of proportionality2 confirm that the

1. What is the constant of proportionality? 2. Confirm that the above sum-product algorithm does compute P(t n =t| y)

What is karma-yoga does this practice eliminate suffering

What is karma-yoga? Does this practice eliminate suffering and evil or teach indifference towards it?

Prove that classically fusion in the sun will never work

Prove that classically, fusion in the sun will never work. The core temperature of the Sun is 1.5 million degrees K. The charge on the electron, the Coulumb Constant and the Boltzmann's Constant are: See the attached fil ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro