Question
Download Solution PDFFor a system with 230 V AC, 5 A current and lag of 30°, what's the reactive power?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFConcept:
Reactive power (Q) = V I sinϕ
Where,
V = Voltage in volt
I = Current in ampere
ϕ = phase difference between voltage & current
Calculation:
Voltage (V) = 230 V
Current (I) = 5 A
Phase difference (ϕ) = 30°
Q = 230 × 5 × sin30°
Q = 575 VARLast updated on Jun 2, 2025
-> The RRB NTPC Admit Card 2025 has been released on 1st June 2025 on the official website.
-> Railway Recruitment Board activated the RRB ALP application form 2025 correction link, candidates can make the correction in the application form till 31st May 2025.
-> The Railway Recruitment Board (RRB) has released the official RRB ALP Notification 2025 to fill 9,970 Assistant Loco Pilot posts.
-> The Railway Recruitment Board (RRB) has released the official RRB ALP Notification 2025 to fill 9,970 Assistant Loco Pilot posts.
-> The official RRB ALP Recruitment 2025 provides an overview of the vacancy, exam date, selection process, eligibility criteria and many more.
->The candidates must have passed 10th with ITI or Diploma to be eligible for this post.
->The RRB Assistant Loco Pilot selection process comprises CBT I, CBT II, Computer Based Aptitude Test (CBAT), Document Verification, and Medical Examination.
-> This year, lakhs of aspiring candidates will take part in the recruitment process for this opportunity in Indian Railways.
-> Serious aspirants should prepare for the exam with RRB ALP Previous Year Papers.
-> Attempt RRB ALP GK & Reasoning Free Mock Tests and RRB ALP Current Affairs Free Mock Tests here