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Q: when a mass of 50 g is attached to a spring, the spring displaces 7.6 cm. Calculate the spring…
A: Mass (m) = 50 g = 0.05 kg displacement (d) = 7.6 cm = 0.076 m
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A: The correct option is b. With θ1=30 and θ2=60 we get a = 0.45 m/s2
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- 2.15 The compound bar containing steel, bronze, and aluminum segments carries the axial loads shown in the figure. The properties of the segments and the working stresses are listed in the table. A (in.²) E (psi) Ow (psi) St 2. P Steel 0.75 30 x 106 20 000 Bronze 1.00 12 x 106 18 000 Aluminum 0.50 10 x 106 12 000 Determine the maximum allowable value of P if the change in length of the entire bar is limited to 0.08 in. and the working stresses are not to be exceeded.The magnitude of the resultant force is?What is the smallest number of whole logs (ρ = 725 kg/m3, radius = 0.0840 m, length = 2.50 m) that can be used to build a raft that will carry four people, each of whom has a mass of 69.0 kg?
- A mass of 81.0g is placed on the end of a 4.5cm vertical spring. This causes the spring to extend to 10.3cm. If we then change the mass to 191.0g, what is the measured length of the spring (in m)?A bowling ball has a densityof 5.6 kg/m3. What is this densityin g/cm3?ANS: 5.6×10-3g/cm3What is the magnetic field strength and direction at point A for the figure shown? Note that the current carrying wires are parallel with a separation of 6.0 cm and Point A is 2.0 cm away from the wire carrying 6A current. A • 6 A 12.0 cm 6.0 cm 20 A
- Tension force has units of ________. Check all that apply 1kg 2m/s 3N 4m/s2 5kg m/s2 6Tesla (T)Suppose you would like to haul sand for a sandbox. Your truck can can hold a weight of 0.5tons.1. What is the weight you can haul in N?What is the smallest number of whole logs (p=725 kg/m3, radius= 0.0612 m, length=3.00m) that can be used to build a raft that will carry four people, each of whom has a mass of 70.0 kg ?