# OS Random Flash

## Quiz by Florenzo Miguel Aclan (Florencii)

Feel free to use or edit a copy

includes Teacher and Student dashboards

### Measure skillsfrom any curriculum

Measure skills

from any curriculum

Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.

With a free account, teachers can

- edit the questions
- save a copy for later
- start a class game
- automatically assign follow-up activities based on students’ scores
- assign as homework
- share a link with colleagues
- print as a bubble sheet

55 questions

Show answers

- Q1Find the volume generated by revolving the center x” + y” + 6x + 4y + 12 = 0 about the y-axis22.5859.2255.2865.5530s
- Q2[SEPT2022] For the remote operation, the circuit breaker must be equipped with a _____ trip.Inverse timeTime DelayFull-loadShunt30s
- Q3A garden hose fills a 32 L wastebasket in 120 seconds. The opening at the end of the hose has a radius of 1cm. How fast is the water traveling as it leaves the hose in m/s?0.500.380.850.6330s
- Q4Which is not a distance relay?Impedance RelayMho RelayReactance RelayOver voltage Relay30s
- Q5The product of the sines of the angles of a triangle is maximum. What is the ratio of its sides?1:1:11:1:31:2:21:2:130s
- Q6What is the busiest bus on a computer?System BusAddress BusControl BusData Bus30s
- Q7When impedance _____, current _____decreases, decreasesincreases, increasesincreases, decreasesdecreases, increases30s
- Q8When a metallic ball bearing is placed inside a cylindrical container of radius 2 cm, the height of the water inside the container increases by 0.6 cm. What is the radius of the ball bearing?1.2 cm0.6 cm2.2 cm1.8 cm30s
- Q9The per-phase impedance of a short transmission line is (0.3+ j0.4) Ω. The sending-end line-to-line voltage is 3300 V. and the load at the receiving end is 300 kilowatts per phase at 0.8 power factor lagging. Calculate the receiving-end voltage.1628 V1805 V1768 V1992 V30s
- Q10Law that provides the legal and institutional framework necessary for harmonizing policies on the development of renewable energy technologies.RA 11371RA 9513RA 11285RA 783230s
- Q11In a wye connected system, the line current is707 times the phase currentequal to the phase current1.732 times the phase current1.141 times the phase current30s
- Q12If log2 = a, log3 = b, log5 = c then log(7.5) = ________c/(a + b)c/abab/cb + c – a30s
- Q13Capacitors C1 and C2 are connected in series and a potential difference is applied to the combination. If the capacitor that is equivalent to the combination has the same potential difference, then the charge on the equivalent capacitor is the same as:the product of the charges on C1 and C2the sum of the charges on C1 and C2the difference of the charges on C1 and C2the charge on C130s
- Q14It is known as the reversed Joule cycle.Stirling cycleBell-ColemanRankine cycleCarnot cycle30s
- Q15A generator delivers a load through a pair of wires, each of which has a resistance of 0.06 ohm. If the load voltage and power are 120V and 4.8KW respectively, what is the power loss in the line wires?92W98W192W96W30s