Exam Details
IIT JEE 1978
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Questions
30
Duration
180 mins
Package
IIT-JEE Advance - Previous Year Papers
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Topic distribution
Subtopic distribution
Difficulty distribution
30questions
Medium
20
66.7%
Easy
8
26.7%
Hard
2
6.7%
Question type distribution
30questions
Subjective
27
90%
Multiple Choices
3
10%
Syllabus
Full Syllabus
Sample questions from this paper
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1978 · Chemistry · Physical Chemistry · Some Basic Concepts Of Chemistry
IIT JEE 1978
Naturally occurring boron consists of two isotopes whose atomic weighs are 10.01 and 11.01. The atomic weight of natural oron is 10.81. Calculate the percentage of each isotope in natural boron.
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1978 · Mathematics · Algebra · Quadratic Equation And Inequalities
IIT JEE 1978
Sketch the solution set of the following system of inequalities:
\({x^2} + {y^2} - 2x \ge 0;\,\,3x - y - 12 \le 0;\,\,y - x \le 0;\,\,y \ge 0.\)
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1978 · Physics · Mechanics · Motion
IIT JEE 1978
A car accelerates from rest at a constant rate \(\alpha\) for some time after which it decelerates at a constant rate \(\beta\) to come to rest. If the total time lapse is t seconds, evaluate.
(i) maximum velocity reached, and
(ii) the total distance travelled.
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1978 · Chemistry · Physical Chemistry · Some Basic Concepts Of Chemistry
IIT JEE 1978
What weight of AgCl will be precipitated when a solution containing 4.77 g of NaCl is added to a solution of 5.77g of AgNO3?
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1978 · Mathematics · Algebra · Quadratic Equation And Inequalities
IIT JEE 1978
Show that the square of \(\,{{\sqrt {26 - 15\sqrt 3 } } \over {5\sqrt 2 - \sqrt {38 + 5\sqrt 3 } }}\) is a rational number.
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1978 · Physics · Mechanics · Laws Of Motion
IIT JEE 1978
A horizontal uniform rope of length L, resting on a frictionless horizontal surface, is pulled at one end by force F. What is the tension in the rope at a distance \(l\) from the end where the force is applied?
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