BITSAT (Birla Institute of Technology & Science Admission Test) Physics: Questions 285 - 290 of 501
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Question 285
Question MCQ▾
The length of second՚s pendulum is on earth. If mass and diameter of the planet is doubled than that of earth, then length becomes –
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 286
Question MCQ▾
A galvanometer of resistance gives full-scale deflection with current. How much resistance should be connect to convert into an ammeter of range ?
Choices
Choice (4) | Response | |
---|---|---|
a. | in Parallel | |
b. | in Parallel | |
c. | in series | |
d. | in series |
Question 287
Question MCQ▾
If the radius of earth is reduced by without changing the mass, then change in the acceleration due to gravity will be –
Choices
Choice (4) | Response | |
---|---|---|
a. | increase | |
b. | decrease | |
c. | increase | |
d. | decrease |
Question 288
Question MCQ▾
The velocity of an electron in the inner – most orbit of an atom is –
Choices
Choice (4) | Response | |
---|---|---|
a. | Highest | |
b. | Zero | |
c. | Lowest | |
d. | Mean |
Question 289
Question MCQ▾
If a cyclist moving with a speed of on a level road can take a sharp circular turn of radius , then coefficient of friction between the cycle tires and road is –
Choices
Choice (4) | Response | |
---|---|---|
a. | 0.71 | |
b. | 0.61 | |
c. | 0.51 | |
d. | 0.41 |
Question 290
Question MCQ▾
For a gas, if the ratio of specific heats at constant pressure and volume is then the value of degree of freedom is –
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |