Sunday, October 04, 2015

class 10 Application of trigonometry solved Board Questions 2016

Class 10 Application of Trigonometry [Height and Distance] Solved Problems (14Q)

Question 01: The angle of elevation of an aeroplane from a point on the ground is 45 o. After a flight of 15 seconds, the elevation changes to 30 o. If the aeroplane is flying at a constant height of 3000 meters, find the speed of the plane.

Questions 02: A around balloon of radius r subtends an angle a at the eye of the observer while the angle of elevation of its centre is b , prove that the height of the centre of the balloon is r sin b cosec a/2







Monday, February 10, 2014

CBSE MATH STUDY: sample paper class 8 dav board

sample paper class 8 dav board

source: 
Summative Assessment-II, Sample Papers for Practice
DAV SA-II Board Paper Mathematics [2013-14]
DAV SA-II Board Paper Science [2013-14]
DAV SA-II Board Paper Mathematics [2013-14]
DAV SA-II Board Paper Science [2013-14]
DAV SA-II Board Paper Mathematics [2012-13]
DAV SA-II Board Paper Science [2012-2013]
DAV SA-II Board Paper Mathematics [2011-12]
DAV SA-II Board Paper Science [2011-2012]
DAV SA-II Board Paper Mathematics [2010-11]
DAV SA-II Board Paper Science [2010-2011]

Sunday, November 17, 2013

CBSE SUMMATIVE ASSESSMENT-II SAMPLE PAPER [Links] 2014

                    Picture
CBSE  SUMMATIVE  ASSESSMENT-II  SAMPLE   PAPER [Links]







CBSE Class X 2014  Solution  New
Question Papers for X Board Exam  for 2014
Mathematics
Science
Question Papers for X Board Exam  for 2014 
Mathematics
Sci. & Tech.

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