# Posts by blabla

Total # Posts: 12

geography
What impact did the dissolution of the Union of Soviet Socialist Republics have? affected nations throughout the world decreased conflict in eastern Europe increased communism throughout the world none

PHYSICS
Calculate the centripetal force on a 2100 kg carrounding a curve of 175 m radius at a speed of 60 kph.

PHYSICS
A 0.4 kg toy tied on a string can be whirled in a horizontal circle of of 1.2 m radius at a maximum of 3 rev/s before the string breaks. what is the force needed to break the string?

PHYSICS
A bicycle tire is 68 cm in diameter. what frequency does it have if it travels at 8m/ sec?

PHYSICS
what is the central acceleration of an automobile driving at 40 kph on a circular tracks having radius of 30m?

PHYSICS
A grinding wheel with a 28cm diameter spins at a rate of 2020 revolutions per minute. What is the linear speed of the rim of the wheel?

science
A grinding wheel with a 28cm diameter spins at rate of 2020 revolutions per minute. What is the linear speed of thge rim of the wheel?

maths
1) 2a-a/5 = 2/3 2) 3(a+4)+1=a/2 3) 4x-1/3+2(x+6)=1,1/2 4) 2/x-3/4X=2 5) 3n-5n=14 6)3/x+2/x+2=1 7) 2/n+2+3/n-1=5 8) 2/a+1-3/2a+3