#1
July 7th, 2016, 03:35 PM
| |||
| |||
HPCL Papers PDF
Hi I am interested in having the previous year’s placement question paper for Hindustan Petroleum Corporation Limited for recruitment at various positions?
|
#2
July 7th, 2016, 03:50 PM
| |||
| |||
Re: HPCL Papers PDF
HPCL, a fortune 500 organization, is one of the major coordinated oil refining and advertising organizations in India. It is a Mega Public Sector Undertaking (PSU) with Navaratna status HPCL consistently puts resources into inventive advancements to upgrade the adequacy of representatives and get subjective changes administration. Business Process Re-Engineering exercise, formation of Strategic Business Units, ERP usage, Organizational Transformation, Balanced Score Card, Competency Mapping, benchmarking of refineries and terminals for item particulars, ISO affirmation of Refineries and Supply Chain Management are a portion of the activities that broke new grounds. Please find the year’s placement question paper for Hindustan Petroleum Corporation Limited for recruitment below: 1. The unit of magnetic flux density is (A) gauss (B) tesla (C) bohr (D) weber/sec Ans: (B) 2. The equation of continuity defines the relation between (A) electric field and magnetic field (B) electric field and charge density (C) flux density and charge density (D) current density and charge density Ans: (D) 3. The current in a coil changes from 5A to 1A in 0.4 second. The induced voltage is 40 V. The self inductance in henry is (A) 1 (B) 2 (C) 4 (D) 10 Ans: (C) 4. The maximum power will be transferred from a voltage source to a load when (A) the source impedance is half that of the load impedance (B) the source impedance is equal to that of the load impedance (C) the source impedance is twice that of the load impedance (D) both source and load impedances must be zero Ans: (B) 5. The total number of branches in a network is equal to b. The graph of the network has n number of branches. The minimum number of line currents is (A) b+n (B) b (C) b-n (D) n Ans: (C) 6. In a travelling electromagnetic wave, E and H vector fields are (A) perpendicular in space . (B) parallel in space. (C) E is in the direction of wave travel. (D) H is in the direction of wave travel. Ans: C 7. A wave is incident normally on a good conductor. If the frequency of a plane electromagnetic wave increases four times, the skin depth, will (A) increase by a factor of 2. (B) decrease by a factor of 4. (C) remain the same. (D) decrease by a factor of 2. Ans: D 8. A hollow rectangular waveguide acts as a (A) High pass filter (B) Low pass filter (C) Band pass filter (D) Low frequency radiator Ans: A 9. Divergence theorem is applicable for (A) static field only (B) time varying fields only (C) both static and time varying fields (D) electric fields only Ans: C 10. For a rectangular wave guide, 2.5cm x 1.2cm, dominant cut off wavelength is (A) 5 cm (B) 2.5 cm (C) 2.4 cm (D) 3.7 cm Ans: A 11. When a steady current is passed through a ballistic galvanometer, then the deflection will be (A) maximum (B) zero (C) twice the normal value as it depends on Hibbert magnetic standard (D) None of the above Ans: (B) 12. The measurement of frequency can be carried out with (A) Owen’s bridge (B) Wien’s bridge (C) Maxwell’s inductance-capacitance bridge (D) Schering’s bridge Ans: (B) 13. The following material is not used for making a piezoelectric transducer (A) Rochelle salt (B) Barium titanate (C) Chlorium sulphide (D) Quartz Ans: (C) 14The velocity factor of a transmission line (A) is governed by the relative permittivity of the dielectric. (B) is governed by the skin effect. (C) is governed by the temperature. (D) All of the above. Ans: A 15. By using feedback in control systems, the sensitivity to parameter variation is improved.This is achieved at the cost of (A) stability (B) loss of system gain (C) transient response (D) reliability Ans: (B) 16. The phase-lead compensation is used to (A) increase rise time and decrease overshoot. (B) decrease both rise time and overshoot (C) increase both rise time and overshoot (D) decrease rise time and increase overshoot Ans: (B) 17. In position control systems, the device used for providing rate feedback is called (A) potentiometer (B) synchro (C) tachogenerator (D) servomotor Ans: (C) 18. Given a badly underdamped control system, the type of cascade compensator to be used to improve its damping is (A) phase-lead (B) phase-lag (C) phase-lag-lead (D) notch filter Ans: (B) 19. Analog data acquisition systems are used when (A) wide bandwidth and low accuracy are required/sufficient (B) narrow bandwidth and low accuracy are required/sufficient (C) wide bandwidth and high accuracy are required (D) narrow bandwidth and high accuracy are required Ans: (A) |
|