Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Physics Expert

Q1. A student undergoes a first displacement of 3.5 meters at an angle of 30o north of east. The student undergoes a second displacement of 5.0 meters at an angle of 45o south of east. The x component, (EAST – WEST) of the total displacement is….?

a) 6.57 meters EAST
b) 6.57 meters WEST                              
c) 1.79 meters EAST
d) 1.79 meters WEST
e) 6.80 meters EAST

Q2. The two forces are applied to an object. The first force is 2.5 N at an angle of 45o NORTH of EAST. The second force is 5.0 N at an angle of 30o WEST of NORTH. The magnitude of vector sum is....?

a) 9.77 N
b) 6.14 N
c) 4.33 N
d) 1.76 N
e) 0.73 N

Q3. A rocket is launched from origin with an acceleration of 20.0 m/s2 at an angle of 30 above the horizontal. The launch acceleration lasts for the 2.0 seconds at which time the fuel is exhausted. The rocket then drops with an acceleration of 9.8 m/s2 downward. Find out the maximum velocity in the upward direction?

a) 20 m/s
b) 25 m/s
c) 30 m/s
d) 35 m/s
e) 40 m/s

Q4. A projectile is projected from the origin (yo = 0) with a velocity of 20.0 m/s at an angle of 30o above the horizontal. The projectile lands on a roof which is 4.0 m height. Illustrate the time if the projectile hits the roof?

a) 1.11 s
b) 1.27 s
c) 1.33 s
d) 1.49 s
e) 1.67 s

Q5. The projectile is projected from the origin (yo = 0) with a velocity of 20.0 m/s at an angle of 30o above the horizontal. The projectile lands on a roof which is 4.0 m height. Illustrate the distance all along the horizontal axis if the projectile hits the roof?

a) 25.9 m
b) 22.3 m
c) 19.4 m
d) 17.5 m
e) 15.0 m

Physics, Academics

  • Category:- Physics
  • Reference No.:- M99774

Have any Question? 


Related Questions in Physics

A if you jump out of an airplane without a parachute you

(a) If you jump out of an airplane without a parachute, you fall faster and faster until air resistance causes you to approach a steady velocity, called the terminal velocity. Sketch a graph of your velocity against time ...

A particle moves at varying velocity along a line and s ft

A particle moves at varying velocity along a line and s = f(t) represents the particle's distance from a point as a function of time, t. Sketch a possible graph for f if the average velocity of the particle between t = 2 ...

Optimize the degree distribution of a digital fountain code

Optimize the degree distribution of a digital fountain code for a file of K = 10 000 packets. Pick a sensible objective function for your optimization, such as minimizing the mean of N, the number of packets required for ...

Question 1nbsp the area of the earths surface is

Question 1:  The area of the Earth's surface is approximately 516 X 10 6  km 2 .  What is the weight of the entire atmosphere in tonnes?  Express your answer using scientific notation, in units of 10 12  tonnes. Answer: ...

1 does food irradiation leave the food radioactive to what

1. Does food irradiation leave the food radioactive? To what extent is the food altered chemically for low and high doses in food irradiation? 2. Compare a low dose of radiation to a human with a low dose of radiation us ...

A light ray in air is incident on an unknown substance with

A light ray in air is incident on an unknown substance with an incidence angle of 39 degrees. If the light ray is refracted at an angle 20 degrees in the substance, what is the index of refraction of the substance?

The accurate metal work functions are recently determined

The accurate metal work functions are recently determined using the inverse problem of Problem, that is, if NDD is known precisely, the metal work function can  be calculated form the experimental forward I-V curve of th ...

In the circuit the capacitor is fully charged when switch s

In the circuit, the capacitor is fully charged when switch S is closed. Calculate the time needed for the potential energy stored by the circuit to be equally distributed between the capacitor and inductor. The capacitan ...

An environmentalist reports that the depth of the water in

An environmentalist reports that the depth of the water in a new reservoir is approximated by where t is in weeks since the date the reservoir was completed and h is in meters. (a) During what period was the reservoir fi ...

Calculate the induction generators total internal current

Calculate the induction generator's total internal current to feed the load specified in given Exercise, separating the self-exciting current to the capacitor and the current to the load itself. What is the active power ...

  • 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