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izzy777
 3 years ago
please helpppp!!! Robin pulls a rope attached to a sled with a force of 50 N. The rope makes an angle of 30° with the ground, as shown below.
What force will move the sled vertically upwards?
183.4 N
25 N
43.3 N
100 N
izzy777
 3 years ago
please helpppp!!! Robin pulls a rope attached to a sled with a force of 50 N. The rope makes an angle of 30° with the ground, as shown below. What force will move the sled vertically upwards? 183.4 N 25 N 43.3 N 100 N

This Question is Closed

ganeshie8
 3 years ago
Best ResponseYou've already chosen the best response.0by applying 50N at an angle of 30 degrees, the sled is sliding horizontally, right ?

ganeshie8
 3 years ago
Best ResponseYou've already chosen the best response.0so, if we apply the same force vertically, the slide will move up vertically

ganeshie8
 3 years ago
Best ResponseYou've already chosen the best response.0dw:1340941337117:dw

ganeshie8
 3 years ago
Best ResponseYou've already chosen the best response.0so, we need to calculate the value of "x" for which the vertical component becomes "50"

ganeshie8
 3 years ago
Best ResponseYou've already chosen the best response.0use trigonometry and find..

izzy777
 3 years ago
Best ResponseYou've already chosen the best response.0i don't know how to solve it...

ganeshie8
 3 years ago
Best ResponseYou've already chosen the best response.0see the angle 30 once. can you tell whats the opposite side for that angle ?

izzy777
 3 years ago
Best ResponseYou've already chosen the best response.0well one of the angles = 90 degrees the other one has to be60

ganeshie8
 3 years ago
Best ResponseYou've already chosen the best response.0dw:1340941561296:dw

ganeshie8
 3 years ago
Best ResponseYou've already chosen the best response.0\(\huge sin\ 30 = \frac{50}{x}\)

ganeshie8
 3 years ago
Best ResponseYou've already chosen the best response.0\(\huge x = \frac{50}{sin\ 30} = 100N\)

ganeshie8
 3 years ago
Best ResponseYou've already chosen the best response.0hope it is clear now... ?

izzy777
 3 years ago
Best ResponseYou've already chosen the best response.0yes! i think i get it now :) thank you so much can you help me with one more question?

izzy777
 3 years ago
Best ResponseYou've already chosen the best response.0A force of 8 N is exerted on a box. The component of this force which acts along the ground has a magnitude of 6.93 N, as shown below. What is the measure of angle x? 40° 50° 60° 30°

ganeshie8
 3 years ago
Best ResponseYou've already chosen the best response.0cos x = adj/hyp = 6.93/8 x = cos^1(6.93/8) degrees
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