1
NEET 2019
MCQ (Single Correct Answer)
+4
-1
In an experiment, the percentage of error occurred in the measurement of physical quantities A, B, C and D are 1%, 2 %, 3 %and 4 % respectively. Then the maximum percentage of error in the measurement X, where
X = $${{{A^2}{B^{1/2}}} \over {{C^{1/3}}{D^3}}}$$, will be :
X = $${{{A^2}{B^{1/2}}} \over {{C^{1/3}}{D^3}}}$$, will be :
2
NEET 2019
MCQ (Single Correct Answer)
+4
-1
An electron is accelerated through a potential difference of 10,000 V. Its de Broglie wavelength is (nearly) : (me = 9 $$ \times $$ 10–31 kg)
3
NEET 2019
MCQ (Single Correct Answer)
+4
-1
A mass m is attached to a thin wire and whirled in a vertical circle. The wire is most likely to break when :
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
A copper rod of 88 cm and an aluminium rod of unknown length have their increase in length independent of increase in tmperature. The length of aluminium rod is : ($$\alpha $$Cu = 1.7 × 10–5 K–1 and
$$\alpha $$Al = 2.2 × 10–5 K–1)
Paper analysis
Total Questions
Biology
78
Chemistry
35
Physics
45
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