Calculate the density of the rock

Assignment Help Physics

Reference no: EM13261036

(1) A small piece of rock is weighed in air and then weighed while immersed in oil of density 800 kg/m3. If the weight in air is 21.5 N and the weight in the oil is 11.8 N, calculate the density of the rock.

(2) A 15 meter length of steel with a cross-sectional area of 20 cm2 is compressed with a force of 10,000 N. If the
Young's modulus of steel is 200 *10^9 N/m2, what is the change in length of the steel beam?

Reference no: EM13261036

Questions Cloud

What series of instructions would achieve 16-bit subtraction : a) If accA holds $16 and accB holds $2A, what values will be in the each accumulators after executing the ABA instruction b) What series of instructions would achieve the 16-bit subtraction of $1234 from $8ABC

Explain what is the molarity of a sodium chloride solution : What is the molarity of a sodium chloride solution if 2.45 grams of NaCl is dissolved in 250 mLs of water? C. How many grams of solute are in 1.75 Liters of 0.460 M sodium monohydrogen phosphate

Explain what would be the effect on your calculated mass : Explain What would be the effect on your calculated mass percent recovery Cu if you used all your NaOH solution in part ll and the litmus paper never turned blue

What percentage of the firms capital funding should be debt : The pretax cost of debt is 6.7 percent and the cost of common stock is 10.4 percent. What percentage of the firm's capital funding should be debt financing if its tax rate is 30 percent?

Calculate the density of the rock : A small piece of rock is weighed in air and then weighed while immersed in oil of density 800 kg/m3. If the weight in air is 21.5 N and the weight in the oil is 11.8 N, calculate the density of the rock

How companys health and wellness programs add value : How did the company's health and wellness programs add value and evaluate the company's approach to selecting and designing a health plan, and pharmacy benefits.

Explain why the instant applied voltage is interrupted : An electronic timer consists of a resistor whose value is 10,000 ohms, a capacitor of 30 pico farads, and a 10 volt source which is applied across the RC connection at time t =0.

What is the net present value of a project : What is the net present value of a project with the following cash flows if the required rate of return is 12 percent?

What is the change in length of the steel : A 100 meter length of steel changes temperature by 30 C during the course of a day. If the coeffcient of thermal expansion of steel is 12 parts per million per C, what is the change in length of the steel

User Account

All Pages