
 👍 0
 👎 0
posted by drwls
Respond to this Question
Similar Questions

Physics
I have learnt that when we push an object on a horizontal plane with a certain angle, we are increasing its normal reaction and therefore friction increases. Whereas if we pull it, friction decreases. Is that true? Yes, there is
asked by Ishani on June 5, 2007 
physics
Consider four vectors F1, F2, F3, and F4, with magnitudes are F1 = 41 N, F2 = 24 N, F3 =27 N, and F4 = 51 N, and angle 1 = 150 deg, angle 2 = −160 deg, angle 3 = 39 deg, and angle 4 = −57 deg, measured from the positive x axis
asked by anonymous on February 16, 2011 
Physics
What are the sign convention of pushes and pulls? Its for a lab where we push or pull a cart towards a motion sensor. I can't seem to wrap my head around this. Is push positive and pull negative or the other way around?
asked by Anonymous on September 26, 2011 
physics
Q. A 200 kg load is suspended by a cable from a crane . Two ropes are attached to the load , acting at 90 deg to each other. One rope exerts a pull of 220 N , at 10 deg below horizontal, the other rope exerts a force of 360 N at
asked by john on February 7, 2014 
Physics
Consider a piece of metal that is at 5 deg C. If it is heated until it has twice the internal energy, its temperature will be. a)556 deg C b)283 deg C c)273 deg C d)278 deg C e)10 deg C
asked by S on November 19, 2012 
physics
A 60 kg student does 60 push ups in 40s . With each push up , the student must lift 70% of the body mass a height of 40cm off the floor. Assuming two significant digits, calculate the following The work the student does against a
asked by Melissa on April 25, 2012 
science (physics) Need to solve this today please
(a) Express the vectors A, B, and C in the figure below in terms of unit vectors. (b) Use unit vector notation to find the vectors R = A + B + C and S = C – A – B. (c) What are the magnitude and directions of vectors R and S?
asked by ~christina~ on September 29, 2007 
precal
Find the EXACT VALUE of csc(11pi/12) If that angle is in radians, it is easy. A full circle has 2PI radians...or 360 deg so 22PI/24 is the same as 22*15 deg, or 30 deg. The 30 deg triangle is well known. The sin is 1/2, so the
asked by ethan on May 16, 2007 
Algebra 1
In a right triangle the adjacent side = 12, the opposite side = 35, and the hypotenuse = 37. What does the opposite angle =? a71,1 deg b18.9 deg c29.2 deg d90 deg my answer is 18.89 degrees
asked by Steve on April 13, 2015 
Physics
A flea pulls on a puck with force 7 microN at an angle of 30°. Another flea pulls on the puck with force 2 microN at an angle of 60°. a) What is the magnitude of the net force on the puck? (I got 7.28 uN) b)At what angle is the
asked by Lindsay on January 13, 2008