A boat heading due north crosses a 168-m wide river with a, Ask an Expert

Academics

A boat heading due North crosses a 168-m wide river with a speed of 10.0 km/h relative to the water.

The water in the river has a uniform speed of 5.00 km/h and flows due East.

(a) What is the velocity of the boat relative to the shore?

(b) How long does it take the boat to cross the river?

View complete question

Physics, Academics

Category:- Physics
Reference No.:- M9124844

Have any Question?Write your Review or question?

Related Questions in Physics

Problem a student knows that an ambulance siren has a

Problem: A student knows that an ambulance siren has a frequency of fs = 393 Hz. He measures, when the ambulance is approaching him, the frequency fo = 415. Assume the speed of sound is 343 m/s in this problem. Randomize ...

Question a radar used to detect the presence of aircraft

Question: A radar used to detect the presence of aircraft receives a pulse that has reflected off an object 8.5*10^-5 s after it was transmitted. t = 8.5*10^-5 s 1. What is the distance in m from the radar station to the ...

Question a small object a electrically charged creates an

Question: A small object A, electrically charged, creates an electric field. At a point P located 0.250m directly north of A, the field has a value of 40.0N/C directed to the south. What is the charge of object A? If a s ...

A bullet is shot straight up into air from ground it

A bullet is shot straight up into air from ground. It reaches maximum height = 757m. Calculate initial speed of bullet in m/s & using the results calculate total flight time t in seconds until the bullet reached the grou ...

What acceleration does a baseball of mass 025 kg experience

What acceleration does a baseball of mass 0.25 kg experience when hit by a bat exerting a force of (magnitude) 162 N on the ball? Please provide work to explain

Question a thin horizontal 20-cm-diameter copper plate is

Question: A thin, horizontal, 20-cm-diameter copper plate is charged to 4.0 nC . Assume that the electrons are uniformly distributed on the surface a) What is the strength of the electric field 0.1 mm above the center of ...

Question a proton with a rest mass m16 x 1027kg has a total

Question: A proton (with a rest mass m=1.6 x 10 27 kg) has a total energy that is 4.00 times its rest energy. What is the magnitude of the momentum p of the proton? Please explan in detail each step and what equations ar ...

Question a satellite orbiting the moon very near the

Question: A satellite orbiting the moon very near the surface has a period of 110 min. What is the moon's acceleration due to gravity? The response must be typed, single spaced, must be in times new roman font (size 12) ...

Describe the effect on speed frequency and wavelength of a

Describe the effect on speed, frequency, and wavelength of a sound traveling from warm to cold air. (hint:cold air is more dense than warm air).

Question part a how long in ns does it take light to travel

Question: PART A: How long (in ns) does it take light to travel 0.800m in vaccum? Express your answer in the appropriate units PART B: What distance does light travel in water during the time that it travels 0.800m in va ...

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

Recent Questions

Ask Physics Expert