Tina can row a boat at 2.60 mi/h in still water. She needs to cross a...

Tina can row a boat at 2.60 mi/h in still water. She needs to cross a river that is 1.20 mi wide with a current flowing at 1.90 mi/h. Not having her calculator she guesses that to go straight across she should head upstream at an angle of 25.0° from the direction straight across the river.
a. How long does it take her to cross the river?
b. What is her speed with respect to the starting point on the bank?
c. How far up or downstream from her starting point will she reach the opposite bank?
d. In order to go straight across, what angle upstream she she have headed?

Expert Solution

Comment

All the four parts has been answered

genius_generous answered 2 years ago

A small boat with a speed of 23km/h relative to the water is sailing in a...

A small boat with a speed of 23km/h relative to the water is sailing in a sea which has a speed of 15 km/h relative to the shore in a direction E 16 N. What direction is the boat heading (relative to the water) if it is going in a direction N 32.7 E (relative to the shore)? Hint: Suggested steps: Interpret the situation in terms of the relative velocity equation, indicating the meaning of all the subscripts. Draw a...

Explain how a commercial can be deceptive or misleading but still not cross the line of...

Explain how a commercial can be deceptive or misleading but still not cross the line of illegally providing false information.

Your friend claims he can throw a baseball straight up with a speed of 80 mi/h....

Your friend claims he can throw a baseball straight up with a speed of 80 mi/h. You do not believe him, so you design an experiment that will enable you to calculate the speed of a thrown ball. You attach a 0.5-kg block to a vertical spring. The block hangs a distance of 0.05 m below the relaxed position. Your friend stands directly beneath the hanging block and throws the baseball straight up. He releases the ball at a distance...

1. An at will employee, who is fired, can still sue if he/she was fired for...

1. An at will employee, who is fired, can still sue if he/she was fired for discriminatory reasons. True or False 2. If a nurse, based on his/her own assessment of a patient believes it is too soon to discharge that patient, and a doctor has signed an order discharging the patient, then he/she has a duty to speak up. True or False.

It takes 12 hours for a boat to travel a certain distance in the down stream and it takes 24 hours to return 24 hours to return . How long will it take for the Boat to cover the same distance in still water ?

It takes 12 hours for a boat to travel a certain distance in the down stream and it takes 24 hours to return 24 hours to return . How long will it take for the Boat to cover the same distance in still water ?

A farmer wants to cross a river with a chicken, some grain, and a fox. His boat can only carry two items at a time.

Process Synchronization A farmer wants to cross a river with a chicken, some grain, and a fox. His boat can only carry two items at a time. The fox will eat the chicken if left alone. The chicken will eat the grain if left without the farmer. Build the application to synchronize the crossing so all three items arrive across the river.

Where can the solubility H table of formaldehyde in water at different temperatures be found?

An individual has a nice project of a new product, but needs money for that. She can only produce if she raises the amount

An individual has a nice project of a new product, but needs money for that.She can only produce if she raises the amount of money required (noted "K")She has the possibility of raising K if she participates on a given program (let's say, a government program).The probability of raising K through this money is p.However, to participate on this program, she needs to incur some costs c < K.The problem is that there is a probability (1 - p) that...

Jane has 2,000 hours that she can allocate to work (H) or to leisure (L), so...

Jane has 2,000 hours that she can allocate to work (H) or to leisure (L), so H+L=2,000. If she works, she receives an hourly wage of $10. Any income she earns from working, she spends on food (F), which has price $2. Jane’s utility function is given by U(F,L) = 150*ln(F)+100*ln(L). The government runs a TANF program, which is defined by a benefit guarantee (BG) of $5,000 and a benefit reduction rate (BRR) of 50%. How many hours, H*, does...

Question

Tina can row a boat at 2.60 mi/h in still water. She needs to cross a...

Solutions

Expert Solution

Related Solutions

A small boat with a speed of 23km/h relative to the water is sailing in a...

Explain how a commercial can be deceptive or misleading but still not cross the line of...

Your friend claims he can throw a baseball straight up with a speed of 80 mi/h....

1. An at will employee, who is fired, can still sue if he/she was fired for...

It takes 12 hours for a boat to travel a certain distance in the down stream and it takes 24 hours to return 24 hours to return . How long will it take for the Boat to cover the same distance in still water ?

A farmer wants to cross a river with a chicken, some grain, and a fox. His boat can only carry two items at a time.

Where can the solubility H table of formaldehyde in water at different temperatures be found?

An individual has a nice project of a new product, but needs money for that. She can only produce if she raises the amount

Jane has 2,000 hours that she can allocate to work (H) or to leisure (L), so...