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8.Fill in the boxes with the correct symbol out of >,< and =. (iii) –7/8 ……..14/–16
09
Oct
8.Fill in the boxes with the correct symbol out of >,< and =. (iii) –7/8 ……..14/–16 < and =. (iii) –7/8 ..........14/–16 8.Fill in the boxes with the correct symbol out of > October 9, 2020 Category: Chapter 9 - Rational Numbers , Maths , NCERT Class 7 ,
A nylon rope 2 cm in diameter has a breaking strength of 1.5 x 10^5 N. The breaking strength of a similar rope 1 cm in diameter is
09
Oct
A nylon rope 2 cm in diameter has a breaking strength of 1.5 x 10^5 N. The breaking strength of a similar rope 1 cm in diameter is A nylon rope 2 cm in diameter has a breaking strength of 1.5 x 10^5 N. The breaking strength of a similar rope 1 cm in diameter [...]
On applying a stress of x N/m^2, the length of wire of some material gets doubled. Value of Young’s modulus for the material of and wire in N/m^2, is (assume Hooke’s law to be valid and go for approx. results)
09
Oct
On applying a stress of x N/m^2, the length of wire of some material gets doubled. Value of Young’s modulus for the material of and wire in N/m^2, is (assume Hooke’s law to be valid and go for approx. results) is (assume Hooke's law to be valid and go for approx. results) On applying a [...]
Two equal and opposite point forces applied at mid- points of the ends of a rod of square cross shown. Consider the dotted section ABCD. If the rod is cut across this Gloss section, the force exerted by the right part of the rod on left part across this cross section is
09
Oct
Two equal and opposite point forces applied at mid- points of the ends of a rod of square cross shown. Consider the dotted section ABCD. If the rod is cut across this Gloss section, the force exerted by the right part of the rod on left part across this cross section is the force exerted [...]
8.Fill in the boxes with the correct symbol out of >,< and =. (iii) –7/8 ……….14/–16
09
Oct
8.Fill in the boxes with the correct symbol out of >,< and =. (iii) –7/8 ……….14/–16 < and =. (iii) –7/8 ..........14/–16 8.Fill in the boxes with the correct symbol out of > October 9, 2020 Category: Chapter 9 - Rational Numbers , Maths , NCERT Class 7 ,
Each of the pictures shows four objects tied together with rubber bands being pulled to the right across a horizontal frictionless surface by a horizontal force F. All the objects have the same mass, all the rubber bands obey Hooke’s law and have the same equilibrium length and the same force constant. Which of these pictures is drawn most correctly?
09
Oct
Each of the pictures shows four objects tied together with rubber bands being pulled to the right across a horizontal frictionless surface by a horizontal force F. All the objects have the same mass, all the rubber bands obey Hooke’s law and have the same equilibrium length and the same force constant. Which of these [...]
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all the rubber bands obey Hooke's law and have the same equilibrium length and the same force constant. Which of these pictures is drawn most correctly? ,
Each of the pictures shows four objects tied together with rubber bands being pulled to the right across a horizontal frictionless surface by a horizontal force F. All the objects have the same mass ,
8.Fill in the boxes with the correct symbol out of >,< and =. (ii) –4/5 ………… –5/7
09
Oct
8.Fill in the boxes with the correct symbol out of >,< and =. (ii) –4/5 ………… –5/7 < and =. (ii) –4/5 ............ –5/7 8.Fill in the boxes with the correct symbol out of > October 9, 2020 Category: Chapter 9 - Rational Numbers , Maths , NCERT Class 7 ,
8.Fill in the boxes with the correct symbol out of >,< and =. (i) –5/7 …….. 2/3
09
Oct
8.Fill in the boxes with the correct symbol out of >,< and =. (i) –5/7 …….. 2/3 < and =. (i) –5/7 ........ 2/3 8.Fill in the boxes with the correct symbol out of > October 9, 2020 Category: Chapter 9 - Rational Numbers , Maths , NCERT Class 7 ,
7.Rewrite the following rational numbers in the simplest form: (iii) –44/72
09
Oct
7.Rewrite the following rational numbers in the simplest form: (iii) –44/72 7.Rewrite the following rational numbers in the simplest form: (iii) –44/72 October 9, 2020 Category: Chapter 9 - Rational Numbers , Maths , NCERT Class 7 ,
A copper wire and a steel wire oif the same cross sectional area annd length are joined end to end . Equal and opposite longitudinal forc es are applied to the free ends giving a total elonganation of l. Then the two eires will have
09
Oct
A copper wire and a steel wire oif the same cross sectional area annd length are joined end to end . Equal and opposite longitudinal forc es are applied to the free ends giving a total elonganation of l. Then the two eires will have The graph is drawn between the applied force F and [...]