# Posts by bbbb

Total # Posts: 16

**algebra**

bbbj

**physics**

176m/ 4min = 44m

**PHYICAL**

A 100 N block is on rough horizontal surface. If a horizontal force F=40 N is applied and the block just start slide. What is the value of the static coefficient. My dear sir please help me in teaching my son and thank you very much

**PHYICAL**

Awoman of 75kg skis down a 50m high hill , the frictional force is not negligible her speed at the bottom of the hill is only 25m\sec, What is the work done by the frictional forces.

**PHYICAL**

Awoman of 75kg skis down a 50m high hill , the frictional force is not negligible her speed at the bottom of the hill is only 25m\sec, What is the work done by the frictional forces

**PHYICAL**

\ For the vector A=2I+3J and B=I+J what is magnitude and direction of ( A-B).

**PHYICAL**

For the vector A=2I+3J B=I+J what is magnitude and direction of ( A-B).

**PHYICAL**

A force of 70N is applied on a 6kg box, if the frictional coefficient is 0.3 . What is the box acceleration.

**PHYICAL**

\ A 100 N block is on rough horizontal surface. If a horizontal force F=40 N is applied and the block just start slide. What is the value of the static coefficient.

**PHYICAL**

\ A Motorcycle slowed down to rest from avelocity of 10 m\sec while traveling 30 m. what is its average acceleration

**physics**

\ A Motorcycle slowed down to rest from avelocity of 10m\sec while traveling 30 m. what is its average acceleration

**physics**

Motorcycle slowed down to rest from avelocity of 10 m\sec while traveling 30 m what is its average acceleration

**physics**

orry i want to be ignored

**Physics**

Motorcycle slowed down to rest from avelocity of 10 m\sec while traveling 30 m what

**precalc**

Find the indicated partial sum of the series. infinity E 3(1/2)^i i=1 third partial sum

**science**

how does the atmosphere affect electromagnetic radiation?