Friday
December 13, 2013

# Posts by Cole

Total # Posts: 121

physics
what is the maximum acceleration equation?

physics
Consider the 45 N weight held by two cables shown below. The left-hand cable is horizon- tal. a) What is the tension in the cable slanted at an angle of 50? Answer in units of N. 007 (part 2 of 2) 10.0 points b)What is the tension in the horizontal cable?

physics
A block weighing 6.8 N requires a force of 2.9 N to push it along at constant velocity. What is the coefficient of friction for the surface?

Physics
A model rocket builder has constructed a rocket of total mass of 1.0kg. The rocket must achieve a speed of 300m/s 5seconds after vertically leaving the launch pad. A) What acceleration and net force is required? B) What thrust must the motor have to achieve this? Thank you!

science
name two ways mountains can effect the climate of an area

Physics 11
How much would a 80kg astronaut weigh on Earth? How much would they weigh 500 km above the surface of the Earth? Thank you!

Science
A revolutionary war cannon, with a mass of 2170 kg, fires a 18.1 kg ball horizontally. The cannonball has a speed of 146 m/s after it has left the barrel. The cannon carriage is on a flat platform and is free to roll horizontally. What is the speed of the cannon immedi- ately ...

math
one of the equal sides of an isoceles triangle is 3m less than twice its base. The perimeter is 44m. Find the length of the sides. The teacher gave us the answer of 17m for the two sides and 10 for the base. What formula did he use to find this.

Physics
An elevator starts from rest with a constant upward acceleration and moves 1m in the first 1.9 s. A passenger in the elevator is holding a 5.3 kg bundle at the end of a vertical cord. The acceleration of gravity is 9.8 m/s2 . What is the tension in the cord as the elevator acc...

physics
Consider the 692 N weight held by two cables shown below. The left-hand cable had tension T and makes an angle of θ with the wall. The right-hand cable had tension 760 N and makes an angle of 40◦ with the ceiling. a) What is the tension T in the left-hand cable slan...

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