NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 280 - 285 of 1732
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Question 280
Question 281
Question MCQ▾
In the given figure, ABCD is a parallelogram. and . If AB = 21 cm, BC = 14 cm and DM = 27 cm. Find DL.
Choices
Choice (4) | Response | |
---|---|---|
a. | 12 cm | |
b. | 19 cm | |
c. | 18 cm | |
d. | 16 cm |
Question 282
Question 283
Question MCQ▾
Which of the following motion cannot be possess by a simple pendulum?
Choices
Choice (4) | Response | |
---|---|---|
a. | Curvilinear motion | |
b. | Simple harmonic motion | |
c. | Vibrational Motion | |
d. | Oscillatory motion |
Question 284
Question MCQ▾
Which of the following alternatives is wrong? Given that
(I) Difference of two rational numbers is a rational number
(II) Subtraction is commutative on rational numbers
(III) Addition is not commutative on rational numbers
Choices
Choice (4) | Response | |
---|---|---|
a. | (I) only | |
b. | (I) and (III) | |
c. | (II) and (III) | |
d. | None of the above |
Question 285
Question MCQ▾
If the exponent of a negative integer is even then the result is a ________ integer.
Choices
Choice (4) | Response | |
---|---|---|
a. | 0 | |
b. | Positive | |
c. | Negative | |
d. | Question does not provide sufficient data or is vague |