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Home Aptitude Height and Distance See What Others Are Saying!
  • Question
  • The angle of elevation of the top of a TV tower from three points A, B, C in a straight line through the foot of the tower are ?, 2?, 3?, respectively. If AB = a, the height of the tower is :


  • Options
  • A. a tan ?
  • B. a sin ?
  • C. a sin 2?
  • D. a sin 3?

  • Correct Answer
  • a sin 2? 

    Explanation


  • More questions

    • 1. 
      If the Price of 6 toys is Rs. 264.37, What will be the approximate price (Rs) of 5 toys?

    • Options
    • A. 230
    • B. 120
    • C. 320
    • D. 220
    • Discuss
    • 2. 
      A runs 1 2/ 3 times as fast as B. If A gives B a start of 40 m, how far must the winning post be, so that A and B might reach it at the same time?

    • Options
    • A. 75 m
    • B. 200 m
    • C. 100 m
    • D. 125 m
    • Discuss
    • 3. 
      A person rows a kilometre down the stream in 10 minute and upstream in 30 minutes. Find the velocity of the stream?

    • Options
    • A. 1 km/hr
    • B. 2 km/hr
    • C. 3 km/hr
    • D. 4 km/hr
    • Discuss
    • 4. 
      One year ago the ratio between Samir and Ashok's age was 4 : 3. One years Later the sum of their ages will be 5 : 4. What is the sum of their present ages in years?

    • Options
    • A. 12 years
    • B. 15 years
    • C. 16 years
    • D. Cannot be determined
    • Discuss
    • 5. 
      What is 786 time of 964?

    • Options
    • A. 759276
    • B. 749844
    • C. 75416
    • D. 757704
    • Discuss
    • 6. 
      The percent profit when an article is sold for Rs. 78 is twice as when it is sold for Rs. 69. The C.P. of the article is?

    • Options
    • A. Rs. 49
    • B. Rs. 51
    • C. Rs. 57
    • D. Rs. 60
    • Discuss
    • 7. 
      In a game of 100 points, A scores 100 points while B scores only 65 points. In this game, how much points can A give to B?

    • Options
    • A. 45
    • B. 35
    • C. 25
    • D. 55
    • Discuss
    • 8. 
      Find the value of log 8 + log 1/8?

    • Options
    • A. 0
    • B. 1
    • C. 2
    • D. log (64)
    • Discuss
    • 9. 
      Given log 10 2 = 0.30103, log 10 3 = 0.47712. Find the number of digit, in 3 12 x 2 8?

    • Options
    • A. 6
    • B. 7
    • C. 8
    • D. 9
    • Discuss
    • 10. 
      Find the product of place value and face value of 5 in 65231

    • Options
    • A. 28000
    • B. 25000
    • C. 27000
    • D. 26000
    • Discuss


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