A 0.40 ohms resistor is made from a wire of length 5m and resistivity 2*10-6 ohms m what is the cross sectional area of the wire

What happens to the light rays when they hit the specimen?

Awater slide of length l has a vertical drop of h. abby's mass is m. an average friction force of magnitude f opposes her motion. she starts down the slide at initial speed vi. use work-energy ideas to develop an expression for her speed at the bottom of the slide. then evaluate your result using unit analysis and limiting case analysis. express your answer in terms of the variables h, m, l, vi, f and appropriate constants. vf v f

Answer fast for brainliest an optical telescope is an instrument that collects and reflects light from distant objects focuses light from very small objects stores heat from distant objects focuses light from distant objects