Question

How many significant figures are in number? 312,000 s

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Engineering
Mechanical Engineering

Other

Related Mechanical Engineering Q&A

Find answers to questions asked by students like you.

Q: A man weighing 400N climbs up a ladder 5 meters long. The ladder initially rests against a frictionl...

A: Assumptions  1) Weight of the ladder is neglected 2) coefficient of friction of wall is neglected Gi...

Q: Q1 In three members having one as zero force member in truss, what if ?there is an external force ap...

A: In three members having one zero force member is possible only if there is no load or force on joint...

Q: A T-beam has the dimensions shown in Fig. If it is made of an elastic perfectly plastic material hav...

A: Given Data: The compressive and tensile yield stress is: 250 Mpa The structure is not symmetric to...

Q: The 8-mm-diameter bolt is made of an aluminum alloy. It fits through a magnesium sleeve that has an ...

A: Given data: Bolt diameter, db = 8 mm Inner diameter, di = 12 mm Outer diameter, do = 20 mm Original ...

Q: A pump requires 5 Hp to transport the liquid from a lake to a reservoir. If pump efficiency is 65% a...

A: Relation between energy input and Efficiency of pump is given by  

Q: Consider the flow of air at a Mach number of 0.12. Should this flow be approximated as being incompr...

A: Given data: *The Mach number of the air is M=0.12 The fluid is characterized into incompressible and...

Q: The collar is released from rest in the position shown and slides down the fixed rod. Calculate (a) ...

A: Consider the diagram shown below for the initial and final position of the collar. Position (1) sho...

Q: Draw complete free-body diagrams for the bodies specified in the following problems. Neglect the wei...

A: Overall free body diagram. At A there is pin support therefore there will be two reactions horizont...

Q: 13–43. A parachutist having a mass m opens his parachute from an at-rest position at a very high alt...

A: Draw the free-body diagram of the parachute.

Q: Someone proposes that the entire refrigerator/ freezer requirements of a store be met using a large ...

A: It is a bad idea to meet the entire refrigerator/ freezer requirements of a store by using a large f...

Q: If the material is machine steel having a yield stress of sY = 700 MPa, determine the factor of safe...

A: To understand that there is no shear stress acting on the body. Its pure case of normal stress so ke...

Q: Determine the magnitude of the resultant force acting on the bracket and its direction measured coun...

A: Click to see the answer

Q: 9-6* Two blocks with masses mA = 50 kg and mg = 100 kg are connected with a flexible cable that pass...

A: The free body diagram of block A is given as, On using the force equilibrium in direction of perpen...

Q: A correlated groups design is more sensitive than an independent groups design if _________.   1...

A: A correlated groups design is more sensitive than an independent groups design if there is a high co...

Q: Is the capillary rise greater in small- or large-diameter tubes?

A: Capillary action is observed in plants. The water from earth surface reaches to all parts of the pla...

Q: Three bars are connected with smooth pins to form The weights of the bars are the frame shown in Fig...

A: Consider the free body diagram of the truss as shown below.

Q: The collar is released from rest in the position shown and slides down the fixed rod. Calculate (a) ...

A: Click to see the answer

Q: Determine the atmospheric pressure at a location where the barometric reading is 740 mmHg and the gr...

A: Given :  

Q: A heat engine is operating on a Carnot cycle and has a thermal efficiency of 75 percent. The waste h...

A: Write the formula for the conversion of the lake temperature into the Kelvin scale. Here, tL is the...

Q: An adiabatic pump is to be used to compress saturated liquid water at 10 kPa to a pressure of 15 MPa...

A: Write the values of enthalpy and entropy for saturated liquid water from the steam table correspondi...

Q: A rotating dishwasher arm delivers at 60 ° C to six nozzles,as in Fig.. The total fl ow rate is 3.0 ...

A: Given data: Flow rate, Q = 3 gal/min Nozzle diameter, d = 3/16 in. = 0.0156 ft Number of nozzles, n ...

Q: 2.32 The tow truck's front wheels will be lifted off the ground if the moment of the load W about th...

A: Draw the free body diagram .  

Q: 1. Determine the magnitude, direction, and point of application of the resultant force.

A: Click to see the answer

Q: Determine the maximum allowable intensity w of the uniform distributed load that can be applied to t...

A: Given : Allowable bending stress = 165 MPa Solution :  

Q: In a continuous printing process, paper is drawn into the presses at a constant speed v. Denoting by...

A: Given data as per the question The radius of paper roll = r The thickness of paper = b calculations

Q: electrochemistry. One form of TiO2 is the mineral rutile, which has a tetragonal lattice with a = b=...

A: Click to see the answer

Q: Solve the following problems by the method of sections. State whether the members are in tension or ...

A: Draw the F.B.D for the given truss and calculate the reactions For the equilibrium of the truss.

Q: The A-36 steel pipe has a 6061-T6 aluminum core. It is subjected to a tensile force of 200 kN. Deter...

A: Given data as per question Tensile force = 200 KN Outer diameter = 80 mm Inner diameter = 70 mm Leng...

Q: The ventilating fan of the bathroom of a building has a volume flow rate of 30 L/s and runs continuo...

A: Given data: Density of air ρ = 1.2 kg/m3 Volume flow rate = V = 30 L/s  

Q: P3-1. about point O. determine the moment of the force 5m 100 N

A: Given data  Appling force F = 100 N Length of the beam = 5m=5000mm To determine the moment of force...

Q: Q3.The force F - 5001b acts on the frame. Resolve this force into component acting along members AB ...

A: Given data Load acting at point A is 500 lb To determine the forces acting along the members AB nd ...

Q: Explain why the viscosity of a liquid decreases with temperature—that is, how might increased temper...

A: The viscosity of a fluid is the resistance for the motion of the fluid to the destination. Viscosity...

Q: Two friction disks A and B are brought into contact when the angular velocity of disk A is 240 rpm c...

A: Given Diameter of disc A is 150 mm = 0.15 m RPM disc A = 240 rpm Counter clockwise Diameter of disc ...

Q: In Fig. , vertical, unsymmetrical trapezoidal panelABCD is submerged in fresh water with side AB 12 ...

A: Given Data: The height from surface to the side AB is: L=12 ft The height of the trapezoidal is: h ...

Q: A body (W = 120 Ilb) is supported by a flexible ca- The ble and a spring (k= 80 lb/in.) as shown in ...

A: Given Data: The weight of the block A is: W=120 lb. The spring constant is: k=80 lb/in The force ap...

Q: Selasi wants a shaft of 5/8 inches diameter to be used in his design project of which he is consider...

A: In this problem, we will be calculating the section modulus for each shaft depending upon the diamet...

Q: A pump has an efficiency of 65%. It is driven by 0.75 hp motor. The pump produces a pressure rise of...

A: Given : The pump efficiency = 65% = 0.65 The power driven by motor = 0.75 hp The pressure rise by pu...

Q: Q3: Calculate the moment of the 1200 N force about pin A of the bracket. Begin by replacing the 1200...

A: Click to see the answer

Q: Q1: The cable AB prevents bar OA from rotating clockwise about the pivot O. if the cable tension is ...

A: Click to see the answer

Q: please i need detailed solution with full steps.

A: Click to see the answer

Q: 2-85. Determine the magnitudes of the projected components of the force acting along the x and y axe...

A: Drawing FBD of the diagram

Q: Forces of 5 Nare applied to the handles of the pa- Determine the force exerted per punch shown in Fi...

A: Consider the free body diagram of the single lever as shown below. Here,

Q: The following four jobs must be processed through a three-machine flow shop.MachineJob A B C1 4 262 ...

A: Here, Minimum time taken in machine C>Maximum time taken in machine B Hence we turn the problem i...