SPSC Lecturer Physics Past Papers 2000 to till date

Q271: If you had followed the rules, you_____disqualified.

اگر آپ نے قواعد کی پیروی کی تھی، تو آپ کو _____ نااہل قرار دے دیا گیا۔

Will not be

Would not be

Will not have been

Would not have been

Q272: The net electric field is zero?

خالص برقی میدان صفر ہے؟

Inside any conductor

Inside any conductor with a static charge

Inside any material, conductor or insulator, with a static charge

The electric field cannot be zero

Q273: Choose the correct statement for a nuclear reactor?

جوہری ری ایکٹر کے لیے صحیح بیان کا انتخاب کریں؟

Moderator slow down the neutron

Moderator bring the neutrons to rest

Moderator absorb the neutron

Moderator reflect the neutron

Q274: Increase in the entropy means the increase in?

انٹراپی میں اضافہ کا مطلب ہے میں اضافہ؟

Disorder

Unavailability of energy

Randomness

Q275: The parameters that Kepler’s Law of period relates to?

The semi-minor axis and the time period

Eccentricity and the time period

The planet’s area of sweep and the time period

The semi-major axis and the time period

Q276: When N-type semiconductor is heated?

جب این قسم کے سیمی کنڈکٹر کو گرم کیا جاتا ہے؟

Number of electrons increases while that of holes decreases

Number of holes increases while that of electrons decreases

Number of electrons and holes remain same

Number of electron and holes increases equally

Q277: Which of the following is not a postulate of Kinetic molecular theory of gases?

مندرجہ ذیل میں سے کون سا گیسوں کے کائنےٹک مالیکیولر تھیوری کا مرجع نہیں ہے؟

In gases there is a predominance of intermolecular energy

Collisions of gas molecules are elastic

All molecules have same speed at different temperatures

Do not exert the same pressure in all directions

Q278: During projectile motion, the horizontal component of velocity?

پروجیکٹائل موشن کے دوران، رفتار کا افقی جزو؟

Changes with time

Becomes zero

Remains constant

Increases with time

Q279: x → Ni 6528 + y. Identify the missing nuclide in gamma decay.

O178

Po21584

Fe5522

Ni6528

Q280: A vector field with a vanishing curl is called as?

ایک ویکٹر فیلڈ جس میں ایک غائب ہونے والی کرل ہے اسے کہا جاتا ہے؟

Solenoidal

Irrotational

Rotational

Cycloidal