താഴെയുള്ള വൃത്തത്തിൽ, D യിലെ \(\overline {DE}\) എന്ന സ്പർശരേഖയിൽ ചേരുന്നതിന് ഞാൺ \(\overline {AB} \)  നീട്ടിയിരിക്കുന്നു. \(\overline {AB} \; = \;5\;cm\)\(\overline {DE} \; = \;6\;cm,\)ആണെങ്കിൽ, \(\overline {BD} \) യുടെ നീളം കണ്ടെത്തുക.

10-Aug 3rd Shift Shraddha 20 - translated Reviewedc images Q2

This question was previously asked in
RRB ALP Previous Paper 5 (Held On: 10 Aug 2018 Shift 3)
View all RRB ALP Papers >
  1. 6 cm
  2. √30 cm
  3. 4 cm
  4. 5 cm

Answer (Detailed Solution Below)

Option 3 : 4 cm
Free
General Science for All Railway Exams Mock Test
2.1 Lakh Users
20 Questions 20 Marks 15 Mins

Detailed Solution

Download Solution PDF

DB × DA = DE2

⇒ DB × (5 + DB) = 62

⇒ DB × (5 + DB) = 36

∴ BD = 4 cm
Latest RRB ALP Updates

Last updated on Jul 5, 2025

-> RRB ALP CBT 2 Result 2025 has been released on 1st July at rrb.digialm.com. 

-> RRB ALP Exam Date OUT. Railway Recruitment Board has scheduled the RRB ALP Computer-based exam for 15th July 2025. Candidates can check out the Exam schedule PDF in the article. 

-> 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.

-> Bihar Home Guard Result 2025 has been released on the official website.

-> 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

Get Free Access Now
Hot Links: teen patti joy mod apk teen patti cash game real teen patti