Wednesday

January 28, 2015

January 28, 2015

Total # Posts: 12

**physics**

A block of mass m = 350 g is released from rest and slides down a frictionless track of height h = 58.9 cm. At the bottom of the track the block slides freely along a horizontal table until it hits a spring attached to a heavy, immovable wall. The spring compressed by 2.35 cm...
*November 2, 2014*

**physics**

A gardener pushes a box of tools across a driveway by applying a 27.5- N force that pushes downward at an angle of 32.8 o with respect to the horizontal. How much work is done if the box moves 3.25 m in the horizontal direction?
*October 19, 2014*

**math probability**

I think it is 1/11 but don't know how
*May 8, 2014*

**Algebra**

SR (2x+6)=2SRx
*May 20, 2013*

**algebra**

Find all real solutions. SR (x^2+3x+6)=4
*May 18, 2013*

**5th grade**

How can I do distributtive property to break apart each multiplication 5*13=5*(6+_)=(5*_)+(_*7)
*November 15, 2012*

**maths**

mr williams bought a plot of land for $40000. the vale of the land appreciated by 7% each year. calculate the value of the land after a period of two years.
*April 7, 2012*

**physics**

Using a spring gun, a 4.0-kg steel block is launched up a lubricated ramp made out of steel. The angle of the ramp was measured to be 38.8º. The inital speed of the block was 12.0 m/s. (a) Determine the vertical height that the block reaches above its launching point. (b...
*October 29, 2011*

**AP Physics**

A soccer ball is kicked with an initial speed of 19.6 m/s in a direction 23.0° above the horizontal. Find the magnitude and direction of its velocity at the following times. (Take the +x axis to be parallel to the ground, in the direction that the ball is kicked.) (a) 0....
*September 7, 2011*

**Physics**

A cart of mass M1 = 6 kg is attached to a block of mass M2 = 3 kg by a string that passes over a frictionless pulley. The system is initially at rest and the table is frictionless. After the block has fallen a distance h = 1 m: What is the work Ws done on the cart by the ...
*June 13, 2006*

**phsyics**

A cart of mass M1 = 6 kg is attached to a block of mass M2 = 3 kg by a string that passes over a frictionless pulley. The system is initially at rest and the table is frictionless. After the block has fallen a distance h = 1 m: What is the work Ws done on the cart by the ...
*March 27, 2006*

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