Wednesday

November 25, 2015
Total # Posts: 21

**physics**

A wheel starts from rest and rotates with constant angular acceleration and reaches an angular speed of 12.0 rad/s in 3.00 s. Find the angle (in radians) throuh which it rotates in this time.
*September 3, 2015*

**science**

History as a process and history as a study are interdependent. Explain
*September 3, 2015*

**DAMON, Please where are, please scrol down answer my question please**

please scrol down and answer my question
*August 8, 2015*

**Physics**

A spring streches by 3.90 cm when a 10g mass is hung from it. If a 25g mass attached to this spring oscillates in simple harmonic motion, calculate the period of the motion?
*August 7, 2015*

**physics**

An object undergoes simple harminic motion of amplitude A. Through what total distance does the object move during one complete cycle of its motion?
*August 7, 2015*

**Physics **

If a man weighs 900 N on the earth, what would he weigh on jupiter, where acceleration due to gravity is 25.9 m/s^2?
*August 7, 2015*

**Physics**

A 100 kg load is lowered by means of a cable with a downward acceleration of 5.0 m/s^2. What is the tension in the cable?
*August 7, 2015*

**Physics**

A block is given an initial velocity of 5.00 m/s up a frictionless 20degree incline. How far up the incline does the block slide before coming to rest?
*August 6, 2015*

**Physics**

A tugboat exacts a constant force of 5 000N on a ship moving at constant speed through a harbor. How much work does the tugboat do on the ship in a distance of 3.00 km?
*August 6, 2015*

**Physics**

A ship travels 100 km due north on the first day of a voyage, 60 km north-east on the second day, and 120 km due east on the third day. Find the resultant displacement.
*August 6, 2015*

**maths**

the ages of two children are 11 and 8 years. in how many years time will the product of their ages be 208
*November 2, 2014*

**physics**

A stone is whirled at the end of a rope 30cm long, makes 10 complete revolution in 2 seconds. Find (1) the angular velocity in radians per seconds. (2) the linear speed, (3) the distance covered in 5 seconds
*September 12, 2014*

**physics**

a body of mass 40kg walk to a step in 40. find the kinetic energy
*June 18, 2014*

**Chemistry**

light reaction
*June 18, 2014*

**math**

A small grill can hold two hamburgers at a time. If it takes 10 minutes to cook one side of a hamburger, and 5 minutes to cook the other side, then what is the shortest time needed to cook both sides of three hamburgers?
*September 23, 2013*

**Trigonometry**

sin^2x + cos^2x = 1 from the above,we make cos^2x the subject of the formula: cos^2x = 1- sin^2x......................(1) substituting the above into the left hand side of original equation: sin^2x - ( 1 - sin^2x ) expanding the bracket and noting that - times - equals + sin^...
*January 10, 2013*

**Geometry**

x=10; length of diagonal = 54. EG=2*DH ( the two diagonals are equal and they bisect each other at the point of intersection)
*January 10, 2013*

** preparing for an elocution**

I have an elocution theme "united we stand divided we fall" can any one help me for preparing this?
*November 28, 2012*

**elocution**

theme united we stand divided we fall
*November 27, 2012*

**Physics - grade 11**

The sum of the first 10 tem of an a p t is 15 the sum for tem3125 fien the a p
*February 24, 2012*

**french**

ton cahier est le_______{mieux,meilleur}which one should i use?
*February 9, 2011*

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